209401542

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1661917}}^1$

素因数の和:1661932

約数の個数: 24

約数和(自身を含む): 518518416

約数和(自身を除く): 309116874

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1661917, 3323834, 4985751, 9971502, 11633419, 14957253, 23266838, 29914506, 34900257, 69800514, 104700771, 209401542]

約数ペア:

[(1, 209401542), (2, 104700771), (3, 69800514), (6, 34900257), (7, 29914506), (9, 23266838), (14, 14957253), (18, 11633419), (21, 9971502), (42, 4985751), (63, 3323834), (126, 1661917)]