61781670717

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2909}}^1\times {\mathrm{4157}}^1$

素因数の和:7213

約数の個数: 32

約数和(自身を含む): 89441573760

約数和(自身を除く): 27659903043

約数列:

[1, 3, 13, 39, 131, 393, 1703, 2909, 4157, 5109, 8727, 12471, 37817, 54041, 113451, 162123, 381079, 544567, 1143237, 1633701, 4954027, 7079371, 12092713, 14862081, 21238113, 36278139, 157205269, 471615807, 1584145403, 4752436209, 20593890239, 61781670717]

約数ペア:

[(1, 61781670717), (3, 20593890239), (13, 4752436209), (39, 1584145403), (131, 471615807), (393, 157205269), (1703, 36278139), (2909, 21238113), (4157, 14862081), (5109, 12092713), (8727, 7079371), (12471, 4954027), (37817, 1633701), (54041, 1143237), (113451, 544567), (162123, 381079)]