81636997

素因数分解:

${\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1\times {\mathrm{251}}^1$

素因数の和:588

約数の個数: 16

約数和(自身を含む): 89413632

約数和(自身を除く): 7776635

約数列:

[1, 13, 127, 197, 251, 1651, 2561, 3263, 25019, 31877, 49447, 325247, 414401, 642811, 6279769, 81636997]

約数ペア:

[(1, 81636997), (13, 6279769), (127, 642811), (197, 414401), (251, 325247), (1651, 49447), (2561, 31877), (3263, 25019)]