39007775

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{5399}}^1$

素因数の和:5443

約数の個数: 18

約数和(自身を含む): 51391800

約数和(自身を除く): 12384025

約数列:

[1, 5, 17, 25, 85, 289, 425, 1445, 5399, 7225, 26995, 91783, 134975, 458915, 1560311, 2294575, 7801555, 39007775]

約数ペア:

[(1, 39007775), (5, 7801555), (17, 2294575), (25, 1560311), (85, 458915), (289, 134975), (425, 91783), (1445, 26995), (5399, 7225)]