278925348

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{967}}^1$

素因数の和:1073

約数の個数: 72

約数和(自身を含む): 718310208

約数和(自身を除く): 439384860

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 129, 156, 172, 258, 516, 559, 967, 1118, 1677, 1849, 1934, 2236, 2901, 3354, 3698, 3868, 5547, 5802, 6708, 7396, 11094, 11604, 12571, 22188, 24037, 25142, 37713, 41581, 48074, 50284, 72111, 75426, 83162, 96148, 124743, 144222, 150852, 166324, 249486, 288444, 498972, 540553, 1081106, 1621659, 1787983, 2162212, 3243318, 3575966, 5363949, 6486636, 7151932, 10727898, 21455796, 23243779, 46487558, 69731337, 92975116, 139462674, 278925348]

約数ペア:

[(1, 278925348), (2, 139462674), (3, 92975116), (4, 69731337), (6, 46487558), (12, 23243779), (13, 21455796), (26, 10727898), (39, 7151932), (43, 6486636), (52, 5363949), (78, 3575966), (86, 3243318), (129, 2162212), (156, 1787983), (172, 1621659), (258, 1081106), (516, 540553), (559, 498972), (967, 288444), (1118, 249486), (1677, 166324), (1849, 150852), (1934, 144222), (2236, 124743), (2901, 96148), (3354, 83162), (3698, 75426), (3868, 72111), (5547, 50284), (5802, 48074), (6708, 41581), (7396, 37713), (11094, 25142), (11604, 24037), (12571, 22188)]