27991530064

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{102910037}}^1$

素因数の和:102910062

約数の個数: 20

約数和(自身を含む): 57423801204

約数和(自身を除く): 29432271140

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 102910037, 205820074, 411640148, 823280296, 1646560592, 1749470629, 3498941258, 6997882516, 13995765032, 27991530064]

約数ペア:

[(1, 27991530064), (2, 13995765032), (4, 6997882516), (8, 3498941258), (16, 1749470629), (17, 1646560592), (34, 823280296), (68, 411640148), (136, 205820074), (272, 102910037)]