64921395

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{56209}}^1$

素因数の和:56235

約数の個数: 32

約数和(自身を含む): 129507840

約数和(自身を除く): 64586445

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 56209, 168627, 281045, 393463, 618299, 843135, 1180389, 1854897, 1967315, 3091495, 4328093, 5901945, 9274485, 12984279, 21640465, 64921395]

約数ペア:

[(1, 64921395), (3, 21640465), (5, 12984279), (7, 9274485), (11, 5901945), (15, 4328093), (21, 3091495), (33, 1967315), (35, 1854897), (55, 1180389), (77, 843135), (105, 618299), (165, 393463), (231, 281045), (385, 168627), (1155, 56209)]