42620679

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1999}}^1$

素因数の和:2131

約数の個数: 24

約数和(自身を含む): 64896000

約数和(自身を除く): 22275321

約数列:

[1, 3, 9, 23, 69, 103, 207, 309, 927, 1999, 2369, 5997, 7107, 17991, 21321, 45977, 137931, 205897, 413793, 617691, 1853073, 4735631, 14206893, 42620679]

約数ペア:

[(1, 42620679), (3, 14206893), (9, 4735631), (23, 1853073), (69, 617691), (103, 413793), (207, 205897), (309, 137931), (927, 45977), (1999, 21321), (2369, 17991), (5997, 7107)]