155126881

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{541}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 201051648

約数和(自身を除く): 45924767

約数列:

[1, 7, 13, 23, 91, 137, 161, 299, 541, 959, 1781, 2093, 3151, 3787, 7033, 12443, 12467, 22057, 40963, 49231, 74117, 87101, 161759, 286741, 518819, 963521, 1132313, 1704691, 6744647, 11932837, 22160983, 155126881]

約数ペア:

[(1, 155126881), (7, 22160983), (13, 11932837), (23, 6744647), (91, 1704691), (137, 1132313), (161, 963521), (299, 518819), (541, 286741), (959, 161759), (1781, 87101), (2093, 74117), (3151, 49231), (3787, 40963), (7033, 22057), (12443, 12467)]