201890481

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{1301}}^1$

素因数の和:1513

約数の個数: 32

約数和(自身を含む): 304480512

約数和(自身を除く): 102590031

約数列:

[1, 3, 13, 23, 39, 69, 173, 299, 519, 897, 1301, 2249, 3903, 3979, 6747, 11937, 16913, 29923, 50739, 51727, 89769, 155181, 225073, 388999, 675219, 1166997, 2925949, 5176679, 8777847, 15530037, 67296827, 201890481]

約数ペア:

[(1, 201890481), (3, 67296827), (13, 15530037), (23, 8777847), (39, 5176679), (69, 2925949), (173, 1166997), (299, 675219), (519, 388999), (897, 225073), (1301, 155181), (2249, 89769), (3903, 51727), (3979, 50739), (6747, 29923), (11937, 16913)]