64931958

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{809}}^1$

素因数の和:851

約数の個数: 96

約数和(自身を含む): 176904000

約数和(自身を除く): 111972042

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 91, 98, 117, 126, 147, 182, 234, 273, 294, 343, 441, 546, 637, 686, 809, 819, 882, 1029, 1274, 1618, 1638, 1911, 2058, 2427, 3087, 3822, 4459, 4854, 5663, 5733, 6174, 7281, 8918, 10517, 11326, 11466, 13377, 14562, 16989, 21034, 26754, 31551, 33978, 39641, 40131, 50967, 63102, 73619, 79282, 80262, 94653, 101934, 118923, 147238, 189306, 220857, 237846, 277487, 356769, 441714, 515333, 554974, 662571, 713538, 832461, 1030666, 1325142, 1545999, 1664922, 2497383, 3091998, 3607331, 4637997, 4994766, 7214662, 9275994, 10821993, 21643986, 32465979, 64931958]

約数ペア:

[(1, 64931958), (2, 32465979), (3, 21643986), (6, 10821993), (7, 9275994), (9, 7214662), (13, 4994766), (14, 4637997), (18, 3607331), (21, 3091998), (26, 2497383), (39, 1664922), (42, 1545999), (49, 1325142), (63, 1030666), (78, 832461), (91, 713538), (98, 662571), (117, 554974), (126, 515333), (147, 441714), (182, 356769), (234, 277487), (273, 237846), (294, 220857), (343, 189306), (441, 147238), (546, 118923), (637, 101934), (686, 94653), (809, 80262), (819, 79282), (882, 73619), (1029, 63102), (1274, 50967), (1618, 40131), (1638, 39641), (1911, 33978), (2058, 31551), (2427, 26754), (3087, 21034), (3822, 16989), (4459, 14562), (4854, 13377), (5663, 11466), (5733, 11326), (6174, 10517), (7281, 8918)]