64560591

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{21937}}^1$

素因数の和:22055

約数の個数: 16

約数和(自身を含む): 96527200

約数和(自身を除く): 31966609

約数列:

[1, 3, 9, 27, 109, 327, 981, 2943, 21937, 65811, 197433, 592299, 2391133, 7173399, 21520197, 64560591]

約数ペア:

[(1, 64560591), (3, 21520197), (9, 7173399), (27, 2391133), (109, 592299), (327, 197433), (981, 65811), (2943, 21937)]