8440845

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4231}}^1$

素因数の和:4265

約数の個数: 32

約数和(自身を含む): 16250880

約数和(自身を除く): 7810035

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 4231, 12693, 21155, 29617, 63465, 80389, 88851, 148085, 241167, 401945, 444255, 562723, 1205835, 1688169, 2813615, 8440845]

約数ペア:

[(1, 8440845), (3, 2813615), (5, 1688169), (7, 1205835), (15, 562723), (19, 444255), (21, 401945), (35, 241167), (57, 148085), (95, 88851), (105, 80389), (133, 63465), (285, 29617), (399, 21155), (665, 12693), (1995, 4231)]