68705516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{3709}}^1$

素因数の和:4145

約数の個数: 24

約数和(自身を含む): 131512080

約数和(自身を除く): 62806564

約数列:

[1, 2, 4, 11, 22, 44, 421, 842, 1684, 3709, 4631, 7418, 9262, 14836, 18524, 40799, 81598, 163196, 1561489, 3122978, 6245956, 17176379, 34352758, 68705516]

約数ペア:

[(1, 68705516), (2, 34352758), (4, 17176379), (11, 6245956), (22, 3122978), (44, 1561489), (421, 163196), (842, 81598), (1684, 40799), (3709, 18524), (4631, 14836), (7418, 9262)]