13132881

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:266

約数の個数: 32

約数和(自身を含む): 20275200

約数和(自身を除く): 7142319

約数列:

[1, 3, 9, 27, 47, 79, 131, 141, 237, 393, 423, 711, 1179, 1269, 2133, 3537, 3713, 6157, 10349, 11139, 18471, 31047, 33417, 55413, 93141, 100251, 166239, 279423, 486403, 1459209, 4377627, 13132881]

約数ペア:

[(1, 13132881), (3, 4377627), (9, 1459209), (27, 486403), (47, 279423), (79, 166239), (131, 100251), (141, 93141), (237, 55413), (393, 33417), (423, 31047), (711, 18471), (1179, 11139), (1269, 10349), (2133, 6157), (3537, 3713)]