40475079

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{809}}^1$

素因数の和:944

約数の個数: 32

約数和(自身を含む): 64152000

約数和(自身を除く): 23676921

約数列:

[1, 3, 9, 17, 27, 51, 109, 153, 327, 459, 809, 981, 1853, 2427, 2943, 5559, 7281, 13753, 16677, 21843, 41259, 50031, 88181, 123777, 264543, 371331, 793629, 1499077, 2380887, 4497231, 13491693, 40475079]

約数ペア:

[(1, 40475079), (3, 13491693), (9, 4497231), (17, 2380887), (27, 1499077), (51, 793629), (109, 371331), (153, 264543), (327, 123777), (459, 88181), (809, 50031), (981, 41259), (1853, 21843), (2427, 16677), (2943, 13753), (5559, 7281)]