279574256

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{9811}}^1$

素因数の和:9969

約数の個数: 40

約数和(自身を含む): 587660304

約数和(自身を除く): 308086048

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 137, 208, 274, 548, 1096, 1781, 2192, 3562, 7124, 9811, 14248, 19622, 28496, 39244, 78488, 127543, 156976, 255086, 510172, 1020344, 1344107, 2040688, 2688214, 5376428, 10752856, 17473391, 21505712, 34946782, 69893564, 139787128, 279574256]

約数ペア:

[(1, 279574256), (2, 139787128), (4, 69893564), (8, 34946782), (13, 21505712), (16, 17473391), (26, 10752856), (52, 5376428), (104, 2688214), (137, 2040688), (208, 1344107), (274, 1020344), (548, 510172), (1096, 255086), (1781, 156976), (2192, 127543), (3562, 78488), (7124, 39244), (9811, 28496), (14248, 19622)]