198711305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{28571}}^1$

素因数の和:28696

約数の個数: 16

約数和(自身を含む): 259205184

約数和(自身を除く): 60493879

約数列:

[1, 5, 13, 65, 107, 535, 1391, 6955, 28571, 142855, 371423, 1857115, 3057097, 15285485, 39742261, 198711305]

約数ペア:

[(1, 198711305), (5, 39742261), (13, 15285485), (65, 3057097), (107, 1857115), (535, 371423), (1391, 142855), (6955, 28571)]