520067889

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{23557}}^1$

素因数の和:23797

約数の個数: 24

約数和(自身を含む): 823210752

約数和(自身を除く): 303142863

約数列:

[1, 3, 9, 11, 33, 99, 223, 669, 2007, 2453, 7359, 22077, 23557, 70671, 212013, 259127, 777381, 2332143, 5253211, 15759633, 47278899, 57785321, 173355963, 520067889]

約数ペア:

[(1, 520067889), (3, 173355963), (9, 57785321), (11, 47278899), (33, 15759633), (99, 5253211), (223, 2332143), (669, 777381), (2007, 259127), (2453, 212013), (7359, 70671), (22077, 23557)]