131376726

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{561439}}^1$

素因数の和:561460

約数の個数: 24

約数和(自身を含む): 306546240

約数和(自身を除く): 175169514

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 561439, 1122878, 1684317, 3368634, 5052951, 7298707, 10105902, 14597414, 21896121, 43792242, 65688363, 131376726]

約数ペア:

[(1, 131376726), (2, 65688363), (3, 43792242), (6, 21896121), (9, 14597414), (13, 10105902), (18, 7298707), (26, 5052951), (39, 3368634), (78, 1684317), (117, 1122878), (234, 561439)]