665131644

素因数分解:

$2^2\times 3^2\times {\mathrm{1579}}^1\times {\mathrm{11701}}^1$

素因数の和:13290

約数の個数: 36

約数和(自身を含む): 1682513560

約数和(自身を除く): 1017381916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1579, 3158, 4737, 6316, 9474, 11701, 14211, 18948, 23402, 28422, 35103, 46804, 56844, 70206, 105309, 140412, 210618, 421236, 18475879, 36951758, 55427637, 73903516, 110855274, 166282911, 221710548, 332565822, 665131644]

約数ペア:

[(1, 665131644), (2, 332565822), (3, 221710548), (4, 166282911), (6, 110855274), (9, 73903516), (12, 55427637), (18, 36951758), (36, 18475879), (1579, 421236), (3158, 210618), (4737, 140412), (6316, 105309), (9474, 70206), (11701, 56844), (14211, 46804), (18948, 35103), (23402, 28422)]