1254357

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:241

約数の個数: 24

約数和(自身を含む): 1991808

約数和(自身を除く): 737451

約数列:

[1, 3, 9, 13, 39, 71, 117, 151, 213, 453, 639, 923, 1359, 1963, 2769, 5889, 8307, 10721, 17667, 32163, 96489, 139373, 418119, 1254357]

約数ペア:

[(1, 1254357), (3, 418119), (9, 139373), (13, 96489), (39, 32163), (71, 17667), (117, 10721), (151, 8307), (213, 5889), (453, 2769), (639, 1963), (923, 1359)]