12250221

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1\times {\mathrm{307}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 16794624

約数和(自身を除く): 4544403

約数列:

[1, 3, 47, 141, 283, 307, 849, 921, 13301, 14429, 39903, 43287, 86881, 260643, 4083407, 12250221]

約数ペア:

[(1, 12250221), (3, 4083407), (47, 260643), (141, 86881), (283, 43287), (307, 39903), (849, 14429), (921, 13301)]