68723685

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{10987}}^1$

素因数の和:11137

約数の個数: 24

約数和(自身を含む): 119988960

約数和(自身を除く): 51265275

約数列:

[1, 3, 5, 9, 15, 45, 139, 417, 695, 1251, 2085, 6255, 10987, 32961, 54935, 98883, 164805, 494415, 1527193, 4581579, 7635965, 13744737, 22907895, 68723685]

約数ペア:

[(1, 68723685), (3, 22907895), (5, 13744737), (9, 7635965), (15, 4581579), (45, 1527193), (139, 494415), (417, 164805), (695, 98883), (1251, 54935), (2085, 32961), (6255, 10987)]