2890245

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4481}}^1$

素因数の和:4532

約数の個数: 16

約数和(自身を含む): 4732992

約数和(自身を除く): 1842747

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 4481, 13443, 22405, 67215, 192683, 578049, 963415, 2890245]

約数ペア:

[(1, 2890245), (3, 963415), (5, 578049), (15, 192683), (43, 67215), (129, 22405), (215, 13443), (645, 4481)]