1227499

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:115

約数の個数: 24

約数和(自身を含む): 1608768

約数和(自身を除く): 381269

約数列:

[1, 7, 13, 41, 47, 49, 91, 287, 329, 533, 611, 637, 1927, 2009, 2303, 3731, 4277, 13489, 25051, 26117, 29939, 94423, 175357, 1227499]

約数ペア:

[(1, 1227499), (7, 175357), (13, 94423), (41, 29939), (47, 26117), (49, 25051), (91, 13489), (287, 4277), (329, 3731), (533, 2303), (611, 2009), (637, 1927)]