209219195

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{641}}^1\times {\mathrm{2251}}^1$

素因数の和:2926

約数の個数: 16

約数和(自身を含む): 260241120

約数和(自身を除く): 51021925

約数列:

[1, 5, 29, 145, 641, 2251, 3205, 11255, 18589, 65279, 92945, 326395, 1442891, 7214455, 41843839, 209219195]

約数ペア:

[(1, 209219195), (5, 41843839), (29, 7214455), (145, 1442891), (641, 326395), (2251, 92945), (3205, 65279), (11255, 18589)]