1561353982

素因数分解:

$2^1\times {\mathrm{3221}}^1\times {\mathrm{242371}}^1$

素因数の和:245594

約数の個数: 8

約数和(自身を含む): 2342767752

約数和(自身を除く): 781413770

約数列:

[1, 2, 3221, 6442, 242371, 484742, 780676991, 1561353982]

約数ペア:

[(1, 1561353982), (2, 780676991), (3221, 484742), (6442, 242371)]