208099521

素因数分解:

$3^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{7043}}^1$

素因数の和:7130

約数の個数: 36

約数和(自身を含む): 354933072

約数和(自身を除く): 146833551

約数列:

[1, 3, 7, 9, 21, 49, 63, 67, 147, 201, 441, 469, 603, 1407, 3283, 4221, 7043, 9849, 21129, 29547, 49301, 63387, 147903, 345107, 443709, 471881, 1035321, 1415643, 3105963, 3303167, 4246929, 9909501, 23122169, 29728503, 69366507, 208099521]

約数ペア:

[(1, 208099521), (3, 69366507), (7, 29728503), (9, 23122169), (21, 9909501), (49, 4246929), (63, 3303167), (67, 3105963), (147, 1415643), (201, 1035321), (441, 471881), (469, 443709), (603, 345107), (1407, 147903), (3283, 63387), (4221, 49301), (7043, 29547), (9849, 21129)]