280565577

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{3907}}^1$

素因数の和:4093

約数の個数: 24

約数和(自身を含む): 414560640

約数和(自身を除く): 133995063

約数列:

[1, 3, 9, 79, 101, 237, 303, 711, 909, 3907, 7979, 11721, 23937, 35163, 71811, 308653, 394607, 925959, 1183821, 2777877, 3551463, 31173953, 93521859, 280565577]

約数ペア:

[(1, 280565577), (3, 93521859), (9, 31173953), (79, 3551463), (101, 2777877), (237, 1183821), (303, 925959), (711, 394607), (909, 308653), (3907, 71811), (7979, 35163), (11721, 23937)]