86855444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{21143}}^1$

素因数の和:21239

約数の個数: 24

約数和(自身を含む): 165768960

約数和(自身を除く): 78913516

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 21143, 42286, 84572, 274859, 549718, 1099436, 1670297, 3340594, 6681188, 21713861, 43427722, 86855444]

約数ペア:

[(1, 86855444), (2, 43427722), (4, 21713861), (13, 6681188), (26, 3340594), (52, 1670297), (79, 1099436), (158, 549718), (316, 274859), (1027, 84572), (2054, 42286), (4108, 21143)]