9721270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{74779}}^1$

素因数の和:74799

約数の個数: 16

約数和(自身を含む): 18844560

約数和(自身を除く): 9123290

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 74779, 149558, 373895, 747790, 972127, 1944254, 4860635, 9721270]

約数ペア:

[(1, 9721270), (2, 4860635), (5, 1944254), (10, 972127), (13, 747790), (26, 373895), (65, 149558), (130, 74779)]