253373679

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{4933}}^1$

素因数の和:5391

約数の個数: 24

約数和(自身を含む): 395114720

約数和(自身を除く): 141741041

約数列:

[1, 3, 9, 13, 39, 117, 439, 1317, 3951, 4933, 5707, 14799, 17121, 44397, 51363, 64129, 192387, 577161, 2165587, 6496761, 19490283, 28152631, 84457893, 253373679]

約数ペア:

[(1, 253373679), (3, 84457893), (9, 28152631), (13, 19490283), (39, 6496761), (117, 2165587), (439, 577161), (1317, 192387), (3951, 64129), (4933, 51363), (5707, 44397), (14799, 17121)]