128550928

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{4481}}^1$

素因数の和:4663

約数の個数: 40

約数和(自身を含む): 273437856

約数和(自身を除く): 144886928

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 163, 176, 326, 652, 1304, 1793, 2608, 3586, 4481, 7172, 8962, 14344, 17924, 28688, 35848, 49291, 71696, 98582, 197164, 394328, 730403, 788656, 1460806, 2921612, 5843224, 8034433, 11686448, 16068866, 32137732, 64275464, 128550928]

約数ペア:

[(1, 128550928), (2, 64275464), (4, 32137732), (8, 16068866), (11, 11686448), (16, 8034433), (22, 5843224), (44, 2921612), (88, 1460806), (163, 788656), (176, 730403), (326, 394328), (652, 197164), (1304, 98582), (1793, 71696), (2608, 49291), (3586, 35848), (4481, 28688), (7172, 17924), (8962, 14344)]