31720605

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{953}}^1$

素因数の和:1285

約数の個数: 32

約数和(自身を含む): 58247424

約数和(自身を除く): 26526819

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 317, 951, 953, 1585, 2219, 2859, 4755, 4765, 6657, 6671, 11095, 14295, 20013, 33285, 33355, 100065, 302101, 906303, 1510505, 2114707, 4531515, 6344121, 10573535, 31720605]

約数ペア:

[(1, 31720605), (3, 10573535), (5, 6344121), (7, 4531515), (15, 2114707), (21, 1510505), (35, 906303), (105, 302101), (317, 100065), (951, 33355), (953, 33285), (1585, 20013), (2219, 14295), (2859, 11095), (4755, 6671), (4765, 6657)]