655090

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{601}}^1$

素因数の和:717

約数の個数: 16

約数和(自身を含む): 1191960

約数和(自身を除く): 536870

約数列:

[1, 2, 5, 10, 109, 218, 545, 601, 1090, 1202, 3005, 6010, 65509, 131018, 327545, 655090]

約数ペア:

[(1, 655090), (2, 327545), (5, 131018), (10, 65509), (109, 6010), (218, 3005), (545, 1202), (601, 1090)]