1866909

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:201

約数の個数: 24

約数和(自身を含む): 2830240

約数和(自身を除く): 963331

約数列:

[1, 3, 11, 33, 37, 111, 121, 139, 363, 407, 417, 1221, 1529, 4477, 4587, 5143, 13431, 15429, 16819, 50457, 56573, 169719, 622303, 1866909]

約数ペア:

[(1, 1866909), (3, 622303), (11, 169719), (33, 56573), (37, 50457), (111, 16819), (121, 15429), (139, 13431), (363, 5143), (407, 4587), (417, 4477), (1221, 1529)]