87890518

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{13763}}^1$

素因数の和:13899

約数の個数: 16

約数和(自身を含む): 137419776

約数和(自身を除く): 49529258

約数列:

[1, 2, 31, 62, 103, 206, 3193, 6386, 13763, 27526, 426653, 853306, 1417589, 2835178, 43945259, 87890518]

約数ペア:

[(1, 87890518), (2, 43945259), (31, 2835178), (62, 1417589), (103, 853306), (206, 426653), (3193, 27526), (6386, 13763)]