311292738

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{523}}^1\times {\mathrm{769}}^1$

素因数の和:1343

約数の個数: 48

約数和(自身を含む): 692371680

約数和(自身を除く): 381078942

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 523, 769, 774, 1046, 1538, 1569, 2307, 3138, 4614, 4707, 6921, 9414, 13842, 22489, 33067, 44978, 66134, 67467, 99201, 134934, 198402, 202401, 297603, 402187, 404802, 595206, 804374, 1206561, 2413122, 3619683, 7239366, 17294041, 34588082, 51882123, 103764246, 155646369, 311292738]

約数ペア:

[(1, 311292738), (2, 155646369), (3, 103764246), (6, 51882123), (9, 34588082), (18, 17294041), (43, 7239366), (86, 3619683), (129, 2413122), (258, 1206561), (387, 804374), (523, 595206), (769, 404802), (774, 402187), (1046, 297603), (1538, 202401), (1569, 198402), (2307, 134934), (3138, 99201), (4614, 67467), (4707, 66134), (6921, 44978), (9414, 33067), (13842, 22489)]