74916289

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1\times {\mathrm{491}}^1$

素因数の和:876

約数の個数: 16

約数和(自身を含む): 87284736

約数和(自身を除く): 12368447

約数列:

[1, 7, 71, 307, 491, 497, 2149, 3437, 21797, 34861, 150737, 152579, 244027, 1055159, 10702327, 74916289]

約数ペア:

[(1, 74916289), (7, 10702327), (71, 1055159), (307, 244027), (491, 152579), (497, 150737), (2149, 34861), (3437, 21797)]