81931246

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{23557}}^1$

素因数の和:23643

約数の個数: 16

約数和(自身を含む): 128909376

約数和(自身を除く): 46978130

約数列:

[1, 2, 37, 47, 74, 94, 1739, 3478, 23557, 47114, 871609, 1107179, 1743218, 2214358, 40965623, 81931246]

約数ペア:

[(1, 81931246), (2, 40965623), (37, 2214358), (47, 1743218), (74, 1107179), (94, 871609), (1739, 47114), (3478, 23557)]