313994408

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{431311}}^1$

素因数の和:431337

約数の個数: 32

約数和(自身を含む): 724604160

約数和(自身を除く): 410609752

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 431311, 862622, 1725244, 3019177, 3450488, 5607043, 6038354, 11214086, 12076708, 22428172, 24153416, 39249301, 44856344, 78498602, 156997204, 313994408]

約数ペア:

[(1, 313994408), (2, 156997204), (4, 78498602), (7, 44856344), (8, 39249301), (13, 24153416), (14, 22428172), (26, 12076708), (28, 11214086), (52, 6038354), (56, 5607043), (91, 3450488), (104, 3019177), (182, 1725244), (364, 862622), (728, 431311)]