478873278

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{947}}^1\times {\mathrm{2161}}^1$

素因数の和:3129

約数の個数: 48

約数和(自身を含む): 1119068496

約数和(自身を除く): 640195218

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 947, 1894, 2161, 2841, 4322, 5682, 6483, 8523, 12311, 12966, 17046, 19449, 24622, 28093, 36933, 38898, 56186, 73866, 84279, 110799, 168558, 221598, 252837, 505674, 2046467, 4092934, 6139401, 12278802, 18418203, 26604071, 36836406, 53208142, 79812213, 159624426, 239436639, 478873278]

約数ペア:

[(1, 478873278), (2, 239436639), (3, 159624426), (6, 79812213), (9, 53208142), (13, 36836406), (18, 26604071), (26, 18418203), (39, 12278802), (78, 6139401), (117, 4092934), (234, 2046467), (947, 505674), (1894, 252837), (2161, 221598), (2841, 168558), (4322, 110799), (5682, 84279), (6483, 73866), (8523, 56186), (12311, 38898), (12966, 36933), (17046, 28093), (19449, 24622)]