916918145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{21023}}^1$

素因数の和:21113

約数の個数: 32

約数和(自身を含む): 1313915904

約数和(自身を除く): 396997759

約数列:

[1, 5, 11, 13, 55, 61, 65, 143, 305, 671, 715, 793, 3355, 3965, 8723, 21023, 43615, 105115, 231253, 273299, 1156265, 1282403, 1366495, 3006289, 6412015, 14106433, 15031445, 16671239, 70532165, 83356195, 183383629, 916918145]

約数ペア:

[(1, 916918145), (5, 183383629), (11, 83356195), (13, 70532165), (55, 16671239), (61, 15031445), (65, 14106433), (143, 6412015), (305, 3006289), (671, 1366495), (715, 1282403), (793, 1156265), (3355, 273299), (3965, 231253), (8723, 105115), (21023, 43615)]