311025104

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{947}}^1\times {\mathrm{1579}}^1$

素因数の和:2547

約数の個数: 40

約数和(自身を含む): 650062560

約数和(自身を除く): 339037456

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 947, 1579, 1894, 3158, 3788, 6316, 7576, 12311, 12632, 15152, 20527, 24622, 25264, 41054, 49244, 82108, 98488, 164216, 196976, 328432, 1495313, 2990626, 5981252, 11962504, 19439069, 23925008, 38878138, 77756276, 155512552, 311025104]

約数ペア:

[(1, 311025104), (2, 155512552), (4, 77756276), (8, 38878138), (13, 23925008), (16, 19439069), (26, 11962504), (52, 5981252), (104, 2990626), (208, 1495313), (947, 328432), (1579, 196976), (1894, 164216), (3158, 98488), (3788, 82108), (6316, 49244), (7576, 41054), (12311, 25264), (12632, 24622), (15152, 20527)]