221746689

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{547}}^1\times {\mathrm{1453}}^1$

素因数の和:2037

約数の個数: 24

約数和(自身を含む): 331465472

約数和(自身を除く): 109718783

約数列:

[1, 3, 9, 31, 93, 279, 547, 1453, 1641, 4359, 4923, 13077, 16957, 45043, 50871, 135129, 152613, 405387, 794791, 2384373, 7153119, 24638521, 73915563, 221746689]

約数ペア:

[(1, 221746689), (3, 73915563), (9, 24638521), (31, 7153119), (93, 2384373), (279, 794791), (547, 405387), (1453, 152613), (1641, 135129), (4359, 50871), (4923, 45043), (13077, 16957)]