15225886

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{421}}^1$

素因数の和:556

約数の個数: 24

約数和(自身を含む): 25021224

約数和(自身を除く): 9795338

約数列:

[1, 2, 13, 26, 107, 169, 214, 338, 421, 842, 1391, 2782, 5473, 10946, 18083, 36166, 45047, 71149, 90094, 142298, 585611, 1171222, 7612943, 15225886]

約数ペア:

[(1, 15225886), (2, 7612943), (13, 1171222), (26, 585611), (107, 142298), (169, 90094), (214, 71149), (338, 45047), (421, 36166), (842, 18083), (1391, 10946), (2782, 5473)]