397236490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{2477}}^1$

素因数の和:2599

約数の個数: 64

約数和(自身を含む): 856396800

約数和(自身を除く): 459160310

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 79, 145, 158, 203, 290, 395, 406, 553, 790, 1015, 1106, 2030, 2291, 2477, 2765, 4582, 4954, 5530, 11455, 12385, 16037, 17339, 22910, 24770, 32074, 34678, 71833, 80185, 86695, 143666, 160370, 173390, 195683, 359165, 391366, 502831, 718330, 978415, 1005662, 1369781, 1956830, 2514155, 2739562, 5028310, 5674807, 6848905, 11349614, 13697810, 28374035, 39723649, 56748070, 79447298, 198618245, 397236490]

約数ペア:

[(1, 397236490), (2, 198618245), (5, 79447298), (7, 56748070), (10, 39723649), (14, 28374035), (29, 13697810), (35, 11349614), (58, 6848905), (70, 5674807), (79, 5028310), (145, 2739562), (158, 2514155), (203, 1956830), (290, 1369781), (395, 1005662), (406, 978415), (553, 718330), (790, 502831), (1015, 391366), (1106, 359165), (2030, 195683), (2291, 173390), (2477, 160370), (2765, 143666), (4582, 86695), (4954, 80185), (5530, 71833), (11455, 34678), (12385, 32074), (16037, 24770), (17339, 22910)]