203697788

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{499}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 416640000

約数和(自身を除く): 212942212

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 239, 244, 427, 478, 499, 854, 956, 998, 1673, 1708, 1996, 3346, 3493, 6692, 6986, 13972, 14579, 29158, 30439, 58316, 60878, 102053, 119261, 121756, 204106, 213073, 238522, 408212, 426146, 477044, 834827, 852292, 1669654, 3339308, 7274921, 14549842, 29099684, 50924447, 101848894, 203697788]

約数ペア:

[(1, 203697788), (2, 101848894), (4, 50924447), (7, 29099684), (14, 14549842), (28, 7274921), (61, 3339308), (122, 1669654), (239, 852292), (244, 834827), (427, 477044), (478, 426146), (499, 408212), (854, 238522), (956, 213073), (998, 204106), (1673, 121756), (1708, 119261), (1996, 102053), (3346, 60878), (3493, 58316), (6692, 30439), (6986, 29158), (13972, 14579)]