221460668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{387169}}^1$

素因数の和:387197

約数の個数: 24

約数和(自身を含む): 455311920

約数和(自身を除く): 233851252

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 387169, 774338, 1548676, 4258859, 5033197, 8517718, 10066394, 17035436, 20132788, 55365167, 110730334, 221460668]

約数ペア:

[(1, 221460668), (2, 110730334), (4, 55365167), (11, 20132788), (13, 17035436), (22, 10066394), (26, 8517718), (44, 5033197), (52, 4258859), (143, 1548676), (286, 774338), (572, 387169)]