404403468

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{647}}^1\times {\mathrm{1063}}^1$

素因数の和:1731

約数の個数: 72

約数和(自身を含む): 1100397312

約数和(自身を除く): 695993844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 647, 1063, 1294, 1941, 2126, 2588, 3189, 3882, 4252, 4529, 6378, 7441, 7764, 9058, 12756, 13587, 14882, 18116, 22323, 27174, 29764, 31703, 44646, 52087, 54348, 63406, 89292, 95109, 104174, 126812, 156261, 190218, 208348, 312522, 380436, 625044, 687761, 1375522, 2063283, 2751044, 4126566, 4814327, 8253132, 9628654, 14442981, 19257308, 28885962, 33700289, 57771924, 67400578, 101100867, 134801156, 202201734, 404403468]

約数ペア:

[(1, 404403468), (2, 202201734), (3, 134801156), (4, 101100867), (6, 67400578), (7, 57771924), (12, 33700289), (14, 28885962), (21, 19257308), (28, 14442981), (42, 9628654), (49, 8253132), (84, 4814327), (98, 4126566), (147, 2751044), (196, 2063283), (294, 1375522), (588, 687761), (647, 625044), (1063, 380436), (1294, 312522), (1941, 208348), (2126, 190218), (2588, 156261), (3189, 126812), (3882, 104174), (4252, 95109), (4529, 89292), (6378, 63406), (7441, 54348), (7764, 52087), (9058, 44646), (12756, 31703), (13587, 29764), (14882, 27174), (18116, 22323)]