2631405

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1319}}^1$

素因数の和:1353

約数の個数: 32

約数和(自身を含む): 5068800

約数和(自身を除く): 2437395

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1319, 1995, 3957, 6595, 9233, 19785, 25061, 27699, 46165, 75183, 125305, 138495, 175427, 375915, 526281, 877135, 2631405]

約数ペア:

[(1, 2631405), (3, 877135), (5, 526281), (7, 375915), (15, 175427), (19, 138495), (21, 125305), (35, 75183), (57, 46165), (95, 27699), (105, 25061), (133, 19785), (285, 9233), (399, 6595), (665, 3957), (1319, 1995)]