67820403

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{277}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 105684480

約数和(自身を除く): 37864077

約数列:

[1, 3, 7, 21, 89, 131, 267, 277, 393, 623, 831, 917, 1869, 1939, 2751, 5817, 11659, 24653, 34977, 36287, 73959, 81613, 108861, 172571, 244839, 254009, 517713, 762027, 3229543, 9688629, 22606801, 67820403]

約数ペア:

[(1, 67820403), (3, 22606801), (7, 9688629), (21, 3229543), (89, 762027), (131, 517713), (267, 254009), (277, 244839), (393, 172571), (623, 108861), (831, 81613), (917, 73959), (1869, 36287), (1939, 34977), (2751, 24653), (5817, 11659)]