7942145

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{419}}^1$

素因数の和:664

約数の個数: 16

約数和(自身を含む): 10160640

約数和(自身を除く): 2218495

約数列:

[1, 5, 17, 85, 223, 419, 1115, 2095, 3791, 7123, 18955, 35615, 93437, 467185, 1588429, 7942145]

約数ペア:

[(1, 7942145), (5, 1588429), (17, 467185), (85, 93437), (223, 35615), (419, 18955), (1115, 7123), (2095, 3791)]