2017359785

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{12721}}^1$

素因数の和:12953

約数の個数: 32

約数和(自身を含む): 2901837312

約数和(自身を除く): 884477527

約数列:

[1, 5, 7, 23, 35, 115, 161, 197, 805, 985, 1379, 4531, 6895, 12721, 22655, 31717, 63605, 89047, 158585, 292583, 445235, 1462915, 2048081, 2506037, 10240405, 12530185, 17542259, 57638851, 87711295, 288194255, 403471957, 2017359785]

約数ペア:

[(1, 2017359785), (5, 403471957), (7, 288194255), (23, 87711295), (35, 57638851), (115, 17542259), (161, 12530185), (197, 10240405), (805, 2506037), (985, 2048081), (1379, 1462915), (4531, 445235), (6895, 292583), (12721, 158585), (22655, 89047), (31717, 63605)]