123687529

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 155457792

約数和(自身を除く): 31770263

約数列:

[1, 7, 17, 41, 101, 119, 251, 287, 697, 707, 1717, 1757, 4141, 4267, 4879, 10291, 12019, 25351, 28987, 29869, 70397, 72037, 174947, 177457, 430967, 492779, 1039391, 1224629, 3016769, 7275737, 17669647, 123687529]

約数ペア:

[(1, 123687529), (7, 17669647), (17, 7275737), (41, 3016769), (101, 1224629), (119, 1039391), (251, 492779), (287, 430967), (697, 177457), (707, 174947), (1717, 72037), (1757, 70397), (4141, 29869), (4267, 28987), (4879, 25351), (10291, 12019)]