399362008

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{227}}^1\times {\mathrm{4679}}^1$

素因数の和:4959

約数の個数: 32

約数和(自身を含む): 768268800

約数和(自身を除く): 368906792

約数列:

[1, 2, 4, 8, 47, 94, 188, 227, 376, 454, 908, 1816, 4679, 9358, 10669, 18716, 21338, 37432, 42676, 85352, 219913, 439826, 879652, 1062133, 1759304, 2124266, 4248532, 8497064, 49920251, 99840502, 199681004, 399362008]

約数ペア:

[(1, 399362008), (2, 199681004), (4, 99840502), (8, 49920251), (47, 8497064), (94, 4248532), (188, 2124266), (227, 1759304), (376, 1062133), (454, 879652), (908, 439826), (1816, 219913), (4679, 85352), (9358, 42676), (10669, 37432), (18716, 21338)]