81353876354

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{15402097}}^1$

素因数の和:15402257

約数の個数: 16

約数和(自身を含む): 129377623200

約数和(自身を除く): 48023746846

約数列:

[1, 2, 19, 38, 139, 278, 2641, 5282, 15402097, 30804194, 292639843, 585279686, 2140891483, 4281782966, 40676938177, 81353876354]

約数ペア:

[(1, 81353876354), (2, 40676938177), (19, 4281782966), (38, 2140891483), (139, 585279686), (278, 292639843), (2641, 30804194), (5282, 15402097)]