25128351

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{521}}^1$

素因数の和:783

約数の個数: 24

約数和(自身を含む): 38110176

約数和(自身を除く): 12981825

約数列:

[1, 3, 9, 23, 69, 207, 233, 521, 699, 1563, 2097, 4689, 5359, 11983, 16077, 35949, 48231, 107847, 121393, 364179, 1092537, 2792039, 8376117, 25128351]

約数ペア:

[(1, 25128351), (3, 8376117), (9, 2792039), (23, 1092537), (69, 364179), (207, 121393), (233, 107847), (521, 48231), (699, 35949), (1563, 16077), (2097, 11983), (4689, 5359)]