1561073046

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{20013757}}^1$

素因数の和:20013775

約数の個数: 16

約数和(自身を含む): 3362311344

約数和(自身を除く): 1801238298

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 20013757, 40027514, 60041271, 120082542, 260178841, 520357682, 780536523, 1561073046]

約数ペア:

[(1, 1561073046), (2, 780536523), (3, 520357682), (6, 260178841), (13, 120082542), (26, 60041271), (39, 40027514), (78, 20013757)]