225229444

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{13159}}^1$

素因数の和:13563

約数の個数: 24

約数和(自身を含む): 431121600

約数和(自身を除く): 205892156

約数列:

[1, 2, 4, 11, 22, 44, 389, 778, 1556, 4279, 8558, 13159, 17116, 26318, 52636, 144749, 289498, 578996, 5118851, 10237702, 20475404, 56307361, 112614722, 225229444]

約数ペア:

[(1, 225229444), (2, 112614722), (4, 56307361), (11, 20475404), (22, 10237702), (44, 5118851), (389, 578996), (778, 289498), (1556, 144749), (4279, 52636), (8558, 26318), (13159, 17116)]