209069574

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{711121}}^1$

素因数の和:711140

約数の個数: 24

約数和(自身を含む): 486407448

約数和(自身を除く): 277337874

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 711121, 1422242, 2133363, 4266726, 4977847, 9955694, 14933541, 29867082, 34844929, 69689858, 104534787, 209069574]

約数ペア:

[(1, 209069574), (2, 104534787), (3, 69689858), (6, 34844929), (7, 29867082), (14, 14933541), (21, 9955694), (42, 4977847), (49, 4266726), (98, 2133363), (147, 1422242), (294, 711121)]