247029797

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 304491264

約数和(自身を除く): 57461467

約数列:

[1, 7, 37, 41, 43, 259, 287, 301, 541, 1517, 1591, 1763, 3787, 10619, 11137, 12341, 20017, 22181, 23263, 65231, 140119, 155267, 162841, 456617, 820697, 860731, 953783, 5744879, 6025117, 6676481, 35289971, 247029797]

約数ペア:

[(1, 247029797), (7, 35289971), (37, 6676481), (41, 6025117), (43, 5744879), (259, 953783), (287, 860731), (301, 820697), (541, 456617), (1517, 162841), (1591, 155267), (1763, 140119), (3787, 65231), (10619, 23263), (11137, 22181), (12341, 20017)]