977898821

素因数分解:

${\mathrm{19}}^2\times {\mathrm{29}}^2\times {\mathrm{3221}}^1$

素因数の和:3317

約数の個数: 18

約数和(自身を含む): 1069223922

約数和(自身を除く): 91325101

約数列:

[1, 19, 29, 361, 551, 841, 3221, 10469, 15979, 61199, 93409, 303601, 1162781, 1774771, 2708861, 33720649, 51468359, 977898821]

約数ペア:

[(1, 977898821), (19, 51468359), (29, 33720649), (361, 2708861), (551, 1774771), (841, 1162781), (3221, 303601), (10469, 93409), (15979, 61199)]