12401788

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 25873344

約数和(自身を除く): 13471556

約数列:

[1, 2, 4, 7, 14, 28, 53, 61, 106, 122, 137, 212, 244, 274, 371, 427, 548, 742, 854, 959, 1484, 1708, 1918, 3233, 3836, 6466, 7261, 8357, 12932, 14522, 16714, 22631, 29044, 33428, 45262, 50827, 58499, 90524, 101654, 116998, 203308, 233996, 442921, 885842, 1771684, 3100447, 6200894, 12401788]

約数ペア:

[(1, 12401788), (2, 6200894), (4, 3100447), (7, 1771684), (14, 885842), (28, 442921), (53, 233996), (61, 203308), (106, 116998), (122, 101654), (137, 90524), (212, 58499), (244, 50827), (274, 45262), (371, 33428), (427, 29044), (548, 22631), (742, 16714), (854, 14522), (959, 12932), (1484, 8357), (1708, 7261), (1918, 6466), (3233, 3836)]