13971591

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{269}}^1$

素因数の和:503

約数の個数: 24

約数和(自身を含む): 21060000

約数和(自身を除く): 7088409

約数列:

[1, 3, 9, 29, 87, 199, 261, 269, 597, 807, 1791, 2421, 5771, 7801, 17313, 23403, 51939, 53531, 70209, 160593, 481779, 1552399, 4657197, 13971591]

約数ペア:

[(1, 13971591), (3, 4657197), (9, 1552399), (29, 481779), (87, 160593), (199, 70209), (261, 53531), (269, 51939), (597, 23403), (807, 17313), (1791, 7801), (2421, 5771)]