490613763

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{121229}}^1$

素因数の和:121322

約数の個数: 16

約数和(自身を含む): 698284800

約数和(自身を除く): 207671037

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 121229, 363687, 2303351, 6910053, 8607259, 25821777, 163537921, 490613763]

約数ペア:

[(1, 490613763), (3, 163537921), (19, 25821777), (57, 8607259), (71, 6910053), (213, 2303351), (1349, 363687), (4047, 121229)]