67886766

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{631}}^1$

素因数の和:821

約数の個数: 48

約数和(自身を含む): 151831680

約数和(自身を除く): 83944914

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 139, 258, 278, 387, 417, 631, 774, 834, 1251, 1262, 1893, 2502, 3786, 5679, 5977, 11358, 11954, 17931, 27133, 35862, 53793, 54266, 81399, 87709, 107586, 162798, 175418, 244197, 263127, 488394, 526254, 789381, 1578762, 3771487, 7542974, 11314461, 22628922, 33943383, 67886766]

約数ペア:

[(1, 67886766), (2, 33943383), (3, 22628922), (6, 11314461), (9, 7542974), (18, 3771487), (43, 1578762), (86, 789381), (129, 526254), (139, 488394), (258, 263127), (278, 244197), (387, 175418), (417, 162798), (631, 107586), (774, 87709), (834, 81399), (1251, 54266), (1262, 53793), (1893, 35862), (2502, 27133), (3786, 17931), (5679, 11954), (5977, 11358)]