68213944

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{571}}^1$

素因数の和:823

約数の個数: 32

約数和(自身を含む): 130244400

約数和(自身を除く): 62030456

約数列:

[1, 2, 4, 8, 109, 137, 218, 274, 436, 548, 571, 872, 1096, 1142, 2284, 4568, 14933, 29866, 59732, 62239, 78227, 119464, 124478, 156454, 248956, 312908, 497912, 625816, 8526743, 17053486, 34106972, 68213944]

約数ペア:

[(1, 68213944), (2, 34106972), (4, 17053486), (8, 8526743), (109, 625816), (137, 497912), (218, 312908), (274, 248956), (436, 156454), (548, 124478), (571, 119464), (872, 78227), (1096, 62239), (1142, 59732), (2284, 29866), (4568, 14933)]