28171386

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{25657}}^1$

素因数の和:25726

約数の個数: 24

約数和(自身を含む): 62041044

約数和(自身を除く): 33869658

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098, 25657, 51314, 76971, 153942, 230913, 461826, 1565077, 3130154, 4695231, 9390462, 14085693, 28171386]

約数ペア:

[(1, 28171386), (2, 14085693), (3, 9390462), (6, 4695231), (9, 3130154), (18, 1565077), (61, 461826), (122, 230913), (183, 153942), (366, 76971), (549, 51314), (1098, 25657)]