123564915

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{877}}^1$

素因数の和:1020

約数の個数: 48

約数和(自身を含む): 223531776

約数和(自身を除く): 99966861

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 101, 155, 279, 303, 465, 505, 877, 909, 1395, 1515, 2631, 3131, 4385, 4545, 7893, 9393, 13155, 15655, 27187, 28179, 39465, 46965, 81561, 88577, 135935, 140895, 244683, 265731, 407805, 442885, 797193, 1223415, 1328655, 2745887, 3985965, 8237661, 13729435, 24712983, 41188305, 123564915]

約数ペア:

[(1, 123564915), (3, 41188305), (5, 24712983), (9, 13729435), (15, 8237661), (31, 3985965), (45, 2745887), (93, 1328655), (101, 1223415), (155, 797193), (279, 442885), (303, 407805), (465, 265731), (505, 244683), (877, 140895), (909, 135935), (1395, 88577), (1515, 81561), (2631, 46965), (3131, 39465), (4385, 28179), (4545, 27187), (7893, 15655), (9393, 13155)]