1212761785

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{20333}}^1$

素因数の和:20568

約数の個数: 16

約数和(自身を含む): 1483568640

約数和(自身を除く): 270806855

約数列:

[1, 5, 79, 151, 395, 755, 11929, 20333, 59645, 101665, 1606307, 3070283, 8031535, 15351415, 242552357, 1212761785]

約数ペア:

[(1, 1212761785), (5, 242552357), (79, 15351415), (151, 8031535), (395, 3070283), (755, 1606307), (11929, 101665), (20333, 59645)]