20172521205

素因数分解:

$3^3\times 5^1\times {\mathrm{10771}}^1\times {\mathrm{13873}}^1$

素因数の和:24658

約数の個数: 32

約数和(自身を含む): 35868174720

約数和(自身を除く): 15695653515

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 10771, 13873, 32313, 41619, 53855, 69365, 96939, 124857, 161565, 208095, 290817, 374571, 484695, 624285, 1454085, 1872855, 149426083, 448278249, 747130415, 1344834747, 2241391245, 4034504241, 6724173735, 20172521205]

約数ペア:

[(1, 20172521205), (3, 6724173735), (5, 4034504241), (9, 2241391245), (15, 1344834747), (27, 747130415), (45, 448278249), (135, 149426083), (10771, 1872855), (13873, 1454085), (32313, 624285), (41619, 484695), (53855, 374571), (69365, 290817), (96939, 208095), (124857, 161565)]