13972077

素因数分解:

$3^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{977}}^1$

素因数の和:1217

約数の個数: 24

約数和(自身を含む): 23190336

約数和(自身を除く): 9218259

約数列:

[1, 3, 7, 9, 21, 63, 227, 681, 977, 1589, 2043, 2931, 4767, 6839, 8793, 14301, 20517, 61551, 221779, 665337, 1552453, 1996011, 4657359, 13972077]

約数ペア:

[(1, 13972077), (3, 4657359), (7, 1996011), (9, 1552453), (21, 665337), (63, 221779), (227, 61551), (681, 20517), (977, 14301), (1589, 8793), (2043, 6839), (2931, 4767)]