260090205

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{2221}}^1$

素因数の和:2477

約数の個数: 32

約数和(自身を含む): 429610368

約数和(自身を除く): 169520163

約数列:

[1, 3, 5, 15, 37, 111, 185, 211, 555, 633, 1055, 2221, 3165, 6663, 7807, 11105, 23421, 33315, 39035, 82177, 117105, 246531, 410885, 468631, 1232655, 1405893, 2343155, 7029465, 17339347, 52018041, 86696735, 260090205]

約数ペア:

[(1, 260090205), (3, 86696735), (5, 52018041), (15, 17339347), (37, 7029465), (111, 2343155), (185, 1405893), (211, 1232655), (555, 468631), (633, 410885), (1055, 246531), (2221, 117105), (3165, 82177), (6663, 39035), (7807, 33315), (11105, 23421)]