38991783

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1\times {\mathrm{491}}^1$

素因数の和:854

約数の個数: 16

約数和(自身を含む): 52805376

約数和(自身を除く): 13813593

約数列:

[1, 3, 103, 257, 309, 491, 771, 1473, 26471, 50573, 79413, 126187, 151719, 378561, 12997261, 38991783]

約数ペア:

[(1, 38991783), (3, 12997261), (103, 378561), (257, 151719), (309, 126187), (491, 79413), (771, 50573), (1473, 26471)]