2521519

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1$

素因数の和:271

約数の個数: 24

約数和(自身を含む): 3426080

約数和(自身を除く): 904561

約数列:

[1, 7, 11, 13, 77, 91, 121, 143, 229, 847, 1001, 1573, 1603, 2519, 2977, 11011, 17633, 20839, 27709, 32747, 193963, 229229, 360217, 2521519]

約数ペア:

[(1, 2521519), (7, 360217), (11, 229229), (13, 193963), (77, 32747), (91, 27709), (121, 20839), (143, 17633), (229, 11011), (847, 2977), (1001, 2519), (1573, 1603)]