639710365434

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1\times {\mathrm{397}}^1\times {\mathrm{2113}}^1$

素因数の和:2860

約数の個数: 128

約数和(自身を含む): 1493953585152

約数和(自身を除く): 854243219718

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 201, 271, 397, 402, 469, 542, 794, 813, 938, 1191, 1407, 1626, 1897, 2113, 2382, 2779, 2814, 3794, 4226, 5558, 5691, 6339, 8337, 11382, 12678, 14791, 16674, 18157, 26599, 29582, 36314, 44373, 53198, 54471, 79797, 88746, 107587, 108942, 127099, 141571, 159594, 186193, 215174, 254198, 283142, 322761, 372386, 381297, 424713, 558579, 572623, 645522, 753109, 762594, 838861, 849426, 990997, 1117158, 1145246, 1506218, 1677722, 1717869, 1981994, 2259327, 2516583, 2972991, 3435738, 4008361, 4518654, 5033166, 5872027, 5945982, 7208329, 8016722, 11744054, 12025083, 14416658, 17616081, 21624987, 24050166, 35232162, 38365741, 43249974, 50458303, 56203687, 76731482, 100916606, 112407374, 115097223, 151374909, 168611061, 227331331, 230194446, 268560187, 302749818, 337222122, 393425809, 454662662, 537120374, 681993993, 786851618, 805680561, 1180277427, 1363987986, 1591319317, 1611361122, 2360554854, 3182638634, 4773957951, 9547915902, 15231199177, 30462398354, 45693597531, 91387195062, 106618394239, 213236788478, 319855182717, 639710365434]

約数ペア:

[(1, 639710365434), (2, 319855182717), (3, 213236788478), (6, 106618394239), (7, 91387195062), (14, 45693597531), (21, 30462398354), (42, 15231199177), (67, 9547915902), (134, 4773957951), (201, 3182638634), (271, 2360554854), (397, 1611361122), (402, 1591319317), (469, 1363987986), (542, 1180277427), (794, 805680561), (813, 786851618), (938, 681993993), (1191, 537120374), (1407, 454662662), (1626, 393425809), (1897, 337222122), (2113, 302749818), (2382, 268560187), (2779, 230194446), (2814, 227331331), (3794, 168611061), (4226, 151374909), (5558, 115097223), (5691, 112407374), (6339, 100916606), (8337, 76731482), (11382, 56203687), (12678, 50458303), (14791, 43249974), (16674, 38365741), (18157, 35232162), (26599, 24050166), (29582, 21624987), (36314, 17616081), (44373, 14416658), (53198, 12025083), (54471, 11744054), (79797, 8016722), (88746, 7208329), (107587, 5945982), (108942, 5872027), (127099, 5033166), (141571, 4518654), (159594, 4008361), (186193, 3435738), (215174, 2972991), (254198, 2516583), (283142, 2259327), (322761, 1981994), (372386, 1717869), (381297, 1677722), (424713, 1506218), (558579, 1145246), (572623, 1117158), (645522, 990997), (753109, 849426), (762594, 838861)]