1904985

素因数分解:

$3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:254

約数の個数: 32

約数和(自身を含む): 3444480

約数和(自身を除く): 1539495

約数列:

[1, 3, 5, 9, 15, 27, 45, 103, 135, 137, 309, 411, 515, 685, 927, 1233, 1545, 2055, 2781, 3699, 4635, 6165, 13905, 14111, 18495, 42333, 70555, 126999, 211665, 380997, 634995, 1904985]

約数ペア:

[(1, 1904985), (3, 634995), (5, 380997), (9, 211665), (15, 126999), (27, 70555), (45, 42333), (103, 18495), (135, 14111), (137, 13905), (309, 6165), (411, 4635), (515, 3699), (685, 2781), (927, 2055), (1233, 1545)]