64437268

素因数分解:

$2^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{9629}}^1$

素因数の和:9879

約数の個数: 24

約数和(自身を含む): 129427200

約数和(自身を除く): 64989932

約数列:

[1, 2, 4, 7, 14, 28, 239, 478, 956, 1673, 3346, 6692, 9629, 19258, 38516, 67403, 134806, 269612, 2301331, 4602662, 9205324, 16109317, 32218634, 64437268]

約数ペア:

[(1, 64437268), (2, 32218634), (4, 16109317), (7, 9205324), (14, 4602662), (28, 2301331), (239, 269612), (478, 134806), (956, 67403), (1673, 38516), (3346, 19258), (6692, 9629)]