397680525

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3919}}^1$

素因数の和:3987

約数の個数: 72

約数和(自身を含む): 796199040

約数和(自身を除く): 398518515

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 41, 45, 55, 75, 99, 123, 165, 205, 225, 275, 369, 451, 495, 615, 825, 1025, 1353, 1845, 2255, 2475, 3075, 3919, 4059, 6765, 9225, 11275, 11757, 19595, 20295, 33825, 35271, 43109, 58785, 97975, 101475, 129327, 160679, 176355, 215545, 293925, 387981, 482037, 646635, 803395, 881775, 1077725, 1446111, 1767469, 1939905, 2410185, 3233175, 4016975, 5302407, 7230555, 8837345, 9699525, 12050925, 15907221, 26512035, 36152775, 44186725, 79536105, 132560175, 397680525]

約数ペア:

[(1, 397680525), (3, 132560175), (5, 79536105), (9, 44186725), (11, 36152775), (15, 26512035), (25, 15907221), (33, 12050925), (41, 9699525), (45, 8837345), (55, 7230555), (75, 5302407), (99, 4016975), (123, 3233175), (165, 2410185), (205, 1939905), (225, 1767469), (275, 1446111), (369, 1077725), (451, 881775), (495, 803395), (615, 646635), (825, 482037), (1025, 387981), (1353, 293925), (1845, 215545), (2255, 176355), (2475, 160679), (3075, 129327), (3919, 101475), (4059, 97975), (6765, 58785), (9225, 43109), (11275, 35271), (11757, 33825), (19595, 20295)]