207914889

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{108799}}^1$

素因数の和:108829

約数の個数: 24

約数和(自身を含む): 347289600

約数和(自身を除く): 139374711

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 108799, 326397, 761593, 1414387, 2284779, 4243161, 5331151, 9900709, 15993453, 29702127, 69304963, 207914889]

約数ペア:

[(1, 207914889), (3, 69304963), (7, 29702127), (13, 15993453), (21, 9900709), (39, 5331151), (49, 4243161), (91, 2284779), (147, 1414387), (273, 761593), (637, 326397), (1911, 108799)]