12625431

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{449}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 20966400

約数和(自身を除く): 8340969

約数列:

[1, 3, 7, 13, 21, 39, 91, 103, 273, 309, 449, 721, 1339, 1347, 2163, 3143, 4017, 5837, 9373, 9429, 17511, 28119, 40859, 46247, 122577, 138741, 323729, 601211, 971187, 1803633, 4208477, 12625431]

約数ペア:

[(1, 12625431), (3, 4208477), (7, 1803633), (13, 971187), (21, 601211), (39, 323729), (91, 138741), (103, 122577), (273, 46247), (309, 40859), (449, 28119), (721, 17511), (1339, 9429), (1347, 9373), (2163, 5837), (3143, 4017)]