316662626

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{1801}}^1$

素因数の和:2490

約数の個数: 32

約数和(自身を含む): 572603520

約数和(自身を除く): 255940894

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 661, 1322, 1801, 3602, 4627, 9254, 12559, 12607, 25118, 25214, 34219, 68438, 87913, 175826, 239533, 479066, 1190461, 2380922, 8333227, 16666454, 22618759, 45237518, 158331313, 316662626]

約数ペア:

[(1, 316662626), (2, 158331313), (7, 45237518), (14, 22618759), (19, 16666454), (38, 8333227), (133, 2380922), (266, 1190461), (661, 479066), (1322, 239533), (1801, 175826), (3602, 87913), (4627, 68438), (9254, 34219), (12559, 25214), (12607, 25118)]