15409471

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:172

約数の個数: 36

約数和(自身を含む): 20741616

約数和(自身を除く): 5332145

約数列:

[1, 7, 11, 23, 49, 77, 113, 121, 161, 253, 539, 791, 847, 1127, 1243, 1771, 2599, 2783, 5537, 5929, 8701, 12397, 13673, 18193, 19481, 28589, 60907, 95711, 127351, 136367, 200123, 314479, 669977, 1400861, 2201353, 15409471]

約数ペア:

[(1, 15409471), (7, 2201353), (11, 1400861), (23, 669977), (49, 314479), (77, 200123), (113, 136367), (121, 127351), (161, 95711), (253, 60907), (539, 28589), (791, 19481), (847, 18193), (1127, 13673), (1243, 12397), (1771, 8701), (2599, 5929), (2783, 5537)]