290594545

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{8741}}^1$

素因数の和:8916

約数の個数: 16

約数和(自身を含む): 357722640

約数和(自身を除く): 67128095

約数列:

[1, 5, 61, 109, 305, 545, 6649, 8741, 33245, 43705, 533201, 952769, 2666005, 4763845, 58118909, 290594545]

約数ペア:

[(1, 290594545), (5, 58118909), (61, 4763845), (109, 2666005), (305, 952769), (545, 533201), (6649, 43705), (8741, 33245)]