409161512

素因数分解:

$2^3\times {\mathrm{43}}^2\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 795060000

約数和(自身を除く): 385898488

約数列:

[1, 2, 4, 8, 43, 86, 139, 172, 199, 278, 344, 398, 556, 796, 1112, 1592, 1849, 3698, 5977, 7396, 8557, 11954, 14792, 17114, 23908, 27661, 34228, 47816, 55322, 68456, 110644, 221288, 257011, 367951, 514022, 735902, 1028044, 1189423, 1471804, 2056088, 2378846, 2943608, 4757692, 9515384, 51145189, 102290378, 204580756, 409161512]

約数ペア:

[(1, 409161512), (2, 204580756), (4, 102290378), (8, 51145189), (43, 9515384), (86, 4757692), (139, 2943608), (172, 2378846), (199, 2056088), (278, 1471804), (344, 1189423), (398, 1028044), (556, 735902), (796, 514022), (1112, 367951), (1592, 257011), (1849, 221288), (3698, 110644), (5977, 68456), (7396, 55322), (8557, 47816), (11954, 34228), (14792, 27661), (17114, 23908)]