13005441

素因数分解:

$3^4\times {\mathrm{307}}^1\times {\mathrm{523}}^1$

素因数の和:842

約数の個数: 20

約数和(自身を含む): 19528432

約数和(自身を除く): 6522991

約数列:

[1, 3, 9, 27, 81, 307, 523, 921, 1569, 2763, 4707, 8289, 14121, 24867, 42363, 160561, 481683, 1445049, 4335147, 13005441]

約数ペア:

[(1, 13005441), (3, 4335147), (9, 1445049), (27, 481683), (81, 160561), (307, 42363), (523, 24867), (921, 14121), (1569, 8289), (2763, 4707)]