25101418881

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:643

約数の個数: 128

約数和(自身を含む): 43858132992

約数和(自身を除く): 18756714111

約数列:

[1, 3, 7, 11, 21, 33, 53, 67, 71, 77, 159, 201, 213, 231, 371, 431, 469, 497, 583, 737, 781, 1113, 1293, 1407, 1491, 1749, 2211, 2343, 3017, 3551, 3763, 4081, 4741, 4757, 5159, 5467, 9051, 10653, 11289, 12243, 14223, 14271, 15477, 16401, 22843, 24857, 26341, 28877, 30601, 33187, 33299, 39061, 41393, 52327, 68529, 74571, 79023, 86631, 91803, 99561, 99897, 117183, 124179, 156981, 159901, 202139, 214207, 251273, 252121, 273427, 289751, 317647, 336611, 366289, 479703, 606417, 642621, 753819, 756363, 820281, 869253, 952941, 1009833, 1098867, 1530481, 1621853, 1758911, 1764847, 2050267, 2223529, 2356277, 2773331, 4591443, 4865559, 5276733, 5294541, 6150801, 6670587, 7068831, 8319993, 10713367, 11352971, 14351869, 16835291, 17840383, 19413317, 22552937, 32140101, 34058913, 43055607, 50505873, 53521149, 58239951, 67658811, 108664151, 117847037, 124882681, 157870559, 325992453, 353541111, 374648043, 473611677, 760649057, 1195305661, 2281947171, 3585916983, 8367139627, 25101418881]

約数ペア:

[(1, 25101418881), (3, 8367139627), (7, 3585916983), (11, 2281947171), (21, 1195305661), (33, 760649057), (53, 473611677), (67, 374648043), (71, 353541111), (77, 325992453), (159, 157870559), (201, 124882681), (213, 117847037), (231, 108664151), (371, 67658811), (431, 58239951), (469, 53521149), (497, 50505873), (583, 43055607), (737, 34058913), (781, 32140101), (1113, 22552937), (1293, 19413317), (1407, 17840383), (1491, 16835291), (1749, 14351869), (2211, 11352971), (2343, 10713367), (3017, 8319993), (3551, 7068831), (3763, 6670587), (4081, 6150801), (4741, 5294541), (4757, 5276733), (5159, 4865559), (5467, 4591443), (9051, 2773331), (10653, 2356277), (11289, 2223529), (12243, 2050267), (14223, 1764847), (14271, 1758911), (15477, 1621853), (16401, 1530481), (22843, 1098867), (24857, 1009833), (26341, 952941), (28877, 869253), (30601, 820281), (33187, 756363), (33299, 753819), (39061, 642621), (41393, 606417), (52327, 479703), (68529, 366289), (74571, 336611), (79023, 317647), (86631, 289751), (91803, 273427), (99561, 252121), (99897, 251273), (117183, 214207), (124179, 202139), (156981, 159901)]