77972685

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{1319}}^1$

素因数の和:1897

約数の個数: 32

約数和(自身を含む): 142940160

約数和(自身を除く): 64967475

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 563, 1319, 1689, 2815, 3941, 3957, 6595, 8445, 9233, 11823, 19705, 19785, 27699, 46165, 59115, 138495, 742597, 2227791, 3712985, 5198179, 11138955, 15594537, 25990895, 77972685]

約数ペア:

[(1, 77972685), (3, 25990895), (5, 15594537), (7, 11138955), (15, 5198179), (21, 3712985), (35, 2227791), (105, 742597), (563, 138495), (1319, 59115), (1689, 46165), (2815, 27699), (3941, 19785), (3957, 19705), (6595, 11823), (8445, 9233)]