221281218

素因数分解:

$2^1\times 3^2\times {\mathrm{293}}^1\times {\mathrm{41957}}^1$

素因数の和:42258

約数の個数: 24

約数和(自身を含む): 481090428

約数和(自身を除く): 259809210

約数列:

[1, 2, 3, 6, 9, 18, 293, 586, 879, 1758, 2637, 5274, 41957, 83914, 125871, 251742, 377613, 755226, 12293401, 24586802, 36880203, 73760406, 110640609, 221281218]

約数ペア:

[(1, 221281218), (2, 110640609), (3, 73760406), (6, 36880203), (9, 24586802), (18, 12293401), (293, 755226), (586, 377613), (879, 251742), (1758, 125871), (2637, 83914), (5274, 41957)]