1918995

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{757}}^1$

素因数の和:791

約数の個数: 24

約数和(自身を含む): 3329136

約数和(自身を除く): 1410141

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 757, 845, 2271, 2535, 3785, 9841, 11355, 29523, 49205, 127933, 147615, 383799, 639665, 1918995]

約数ペア:

[(1, 1918995), (3, 639665), (5, 383799), (13, 147615), (15, 127933), (39, 49205), (65, 29523), (169, 11355), (195, 9841), (507, 3785), (757, 2535), (845, 2271)]