2780745

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{887}}^1$

素因数の和:925

約数の個数: 32

約数和(自身を含む): 5114880

約数和(自身を除く): 2334135

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 887, 1045, 2661, 3135, 4435, 9757, 13305, 16853, 29271, 48785, 50559, 84265, 146355, 185383, 252795, 556149, 926915, 2780745]

約数ペア:

[(1, 2780745), (3, 926915), (5, 556149), (11, 252795), (15, 185383), (19, 146355), (33, 84265), (55, 50559), (57, 48785), (95, 29271), (165, 16853), (209, 13305), (285, 9757), (627, 4435), (887, 3135), (1045, 2661)]