180681123

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{4507}}^1$

素因数の和:4623

約数の個数: 32

約数和(自身を含む): 290820096

約数和(自身を除く): 110138973

約数列:

[1, 3, 7, 21, 23, 69, 83, 161, 249, 483, 581, 1743, 1909, 4507, 5727, 13363, 13521, 31549, 40089, 94647, 103661, 310983, 374081, 725627, 1122243, 2176881, 2618567, 7855701, 8603863, 25811589, 60227041, 180681123]

約数ペア:

[(1, 180681123), (3, 60227041), (7, 25811589), (21, 8603863), (23, 7855701), (69, 2618567), (83, 2176881), (161, 1122243), (249, 725627), (483, 374081), (581, 310983), (1743, 103661), (1909, 94647), (4507, 40089), (5727, 31549), (13363, 13521)]