551428358

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{13763}}^1$

素因数の和:13868

約数の個数: 32

約数和(自身を含む): 943439616

約数和(自身を除く): 392011258

約数列:

[1, 2, 13, 23, 26, 46, 67, 134, 299, 598, 871, 1541, 1742, 3082, 13763, 20033, 27526, 40066, 178919, 316549, 357838, 633098, 922121, 1844242, 4115137, 8230274, 11987573, 21208783, 23975146, 42417566, 275714179, 551428358]

約数ペア:

[(1, 551428358), (2, 275714179), (13, 42417566), (23, 23975146), (26, 21208783), (46, 11987573), (67, 8230274), (134, 4115137), (299, 1844242), (598, 922121), (871, 633098), (1541, 357838), (1742, 316549), (3082, 178919), (13763, 40066), (20033, 27526)]