31179141

素因数分解:

$3^3\times 7^2\times {\mathrm{23567}}^1$

素因数の和:23590

約数の個数: 24

約数和(自身を含む): 53735040

約数和(自身を除く): 22555899

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 23567, 70701, 164969, 212103, 494907, 636309, 1154783, 1484721, 3464349, 4454163, 10393047, 31179141]

約数ペア:

[(1, 31179141), (3, 10393047), (7, 4454163), (9, 3464349), (21, 1484721), (27, 1154783), (49, 636309), (63, 494907), (147, 212103), (189, 164969), (441, 70701), (1323, 23567)]