1900976721

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{13933}}^1$

素因数の和:14105

約数の個数: 32

約数和(自身を含む): 2969614080

約数和(自身を除く): 1068637359

約数列:

[1, 3, 7, 21, 73, 89, 219, 267, 511, 623, 1533, 1869, 6497, 13933, 19491, 41799, 45479, 97531, 136437, 292593, 1017109, 1240037, 3051327, 3720111, 7119763, 8680259, 21359289, 26040777, 90522701, 271568103, 633658907, 1900976721]

約数ペア:

[(1, 1900976721), (3, 633658907), (7, 271568103), (21, 90522701), (73, 26040777), (89, 21359289), (219, 8680259), (267, 7119763), (511, 3720111), (623, 3051327), (1533, 1240037), (1869, 1017109), (6497, 292593), (13933, 136437), (19491, 97531), (41799, 45479)]