421200639

素因数分解:

$3^2\times {\mathrm{163}}^1\times {\mathrm{287117}}^1$

素因数の和:287286

約数の個数: 12

約数和(自身を含む): 612135576

約数和(自身を除く): 190934937

約数列:

[1, 3, 9, 163, 489, 1467, 287117, 861351, 2584053, 46800071, 140400213, 421200639]

約数ペア:

[(1, 421200639), (3, 140400213), (9, 46800071), (163, 2584053), (489, 861351), (1467, 287117)]