260441489

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{461}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 353928960

約数和(自身を除く): 93487471

約数列:

[1, 7, 11, 23, 29, 77, 121, 161, 203, 253, 319, 461, 667, 847, 1771, 2233, 2783, 3227, 3509, 4669, 5071, 7337, 10603, 13369, 19481, 24563, 35497, 51359, 55781, 74221, 80707, 93583, 116633, 147059, 307487, 390467, 564949, 816431, 1029413, 1282963, 1617649, 2152409, 3382357, 8980741, 11323543, 23676499, 37205927, 260441489]

約数ペア:

[(1, 260441489), (7, 37205927), (11, 23676499), (23, 11323543), (29, 8980741), (77, 3382357), (121, 2152409), (161, 1617649), (203, 1282963), (253, 1029413), (319, 816431), (461, 564949), (667, 390467), (847, 307487), (1771, 147059), (2233, 116633), (2783, 93583), (3227, 80707), (3509, 74221), (4669, 55781), (5071, 51359), (7337, 35497), (10603, 24563), (13369, 19481)]