51320493

素因数分解:

$3^3\times 7^2\times {\mathrm{38791}}^1$

素因数の和:38814

約数の個数: 24

約数和(自身を含む): 88445760

約数和(自身を除く): 37125267

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 38791, 116373, 271537, 349119, 814611, 1047357, 1900759, 2443833, 5702277, 7331499, 17106831, 51320493]

約数ペア:

[(1, 51320493), (3, 17106831), (7, 7331499), (9, 5702277), (21, 2443833), (27, 1900759), (49, 1047357), (63, 814611), (147, 349119), (189, 271537), (441, 116373), (1323, 38791)]