7487990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2591}}^1$

素因数の和:2632

約数の個数: 24

約数和(自身を含む): 14323392

約数和(自身を除く): 6835402

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2591, 2890, 5182, 12955, 25910, 44047, 88094, 220235, 440470, 748799, 1497598, 3743995, 7487990]

約数ペア:

[(1, 7487990), (2, 3743995), (5, 1497598), (10, 748799), (17, 440470), (34, 220235), (85, 88094), (170, 44047), (289, 25910), (578, 12955), (1445, 5182), (2591, 2890)]