201981723

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1721}}^1$

素因数の和:1843

約数の個数: 32

約数和(自身を含む): 297561600

約数和(自身を除く): 95579877

約数列:

[1, 3, 19, 29, 57, 71, 87, 213, 551, 1349, 1653, 1721, 2059, 4047, 5163, 6177, 32699, 39121, 49909, 98097, 117363, 122191, 149727, 366573, 948271, 2321629, 2844813, 3543539, 6964887, 10630617, 67327241, 201981723]

約数ペア:

[(1, 201981723), (3, 67327241), (19, 10630617), (29, 6964887), (57, 3543539), (71, 2844813), (87, 2321629), (213, 948271), (551, 366573), (1349, 149727), (1653, 122191), (1721, 117363), (2059, 98097), (4047, 49909), (5163, 39121), (6177, 32699)]