3951145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{199}}^1$

素因数の和:253

約数の個数: 24

約数和(自身を含む): 5486400

約数和(自身を除く): 1535255

約数列:

[1, 5, 11, 19, 55, 95, 199, 209, 361, 995, 1045, 1805, 2189, 3781, 3971, 10945, 18905, 19855, 41591, 71839, 207955, 359195, 790229, 3951145]

約数ペア:

[(1, 3951145), (5, 790229), (11, 359195), (19, 207955), (55, 71839), (95, 41591), (199, 19855), (209, 18905), (361, 10945), (995, 3971), (1045, 3781), (1805, 2189)]