31839291

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:181

約数の個数: 64

約数和(自身を含む): 55296000

約数和(自身を除く): 23456709

約数列:

[1, 3, 9, 11, 23, 27, 33, 59, 69, 79, 99, 177, 207, 237, 253, 297, 531, 621, 649, 711, 759, 869, 1357, 1593, 1817, 1947, 2133, 2277, 2607, 4071, 4661, 5451, 5841, 6831, 7821, 12213, 13983, 14927, 16353, 17523, 19987, 23463, 36639, 41949, 44781, 49059, 51271, 59961, 107203, 125847, 134343, 153813, 179883, 321609, 403029, 461439, 539649, 964827, 1179233, 1384317, 2894481, 3537699, 10613097, 31839291]

約数ペア:

[(1, 31839291), (3, 10613097), (9, 3537699), (11, 2894481), (23, 1384317), (27, 1179233), (33, 964827), (59, 539649), (69, 461439), (79, 403029), (99, 321609), (177, 179883), (207, 153813), (237, 134343), (253, 125847), (297, 107203), (531, 59961), (621, 51271), (649, 49059), (711, 44781), (759, 41949), (869, 36639), (1357, 23463), (1593, 19987), (1817, 17523), (1947, 16353), (2133, 14927), (2277, 13983), (2607, 12213), (4071, 7821), (4661, 6831), (5451, 5841)]