1720444833

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{20749}}^1$

素因数の和:20878

約数の個数: 32

約数和(自身を含む): 2649360000

約数和(自身を除く): 928915167

約数列:

[1, 3, 9, 27, 37, 83, 111, 249, 333, 747, 999, 2241, 3071, 9213, 20749, 27639, 62247, 82917, 186741, 560223, 767713, 1722167, 2303139, 5166501, 6909417, 15499503, 20728251, 46498509, 63720179, 191160537, 573481611, 1720444833]

約数ペア:

[(1, 1720444833), (3, 573481611), (9, 191160537), (27, 63720179), (37, 46498509), (83, 20728251), (111, 15499503), (249, 6909417), (333, 5166501), (747, 2303139), (999, 1722167), (2241, 767713), (3071, 560223), (9213, 186741), (20749, 82917), (27639, 62247)]