187221411

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{123091}}^1$

素因数の和:123123

約数の個数: 18

約数和(自身を含む): 292835868

約数和(自身を除く): 105614457

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 123091, 369273, 1107819, 1600183, 4800549, 14401647, 20802379, 62407137, 187221411]

約数ペア:

[(1, 187221411), (3, 62407137), (9, 20802379), (13, 14401647), (39, 4800549), (117, 1600183), (169, 1107819), (507, 369273), (1521, 123091)]