138386398

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{20333}}^1$

素因数の和:20459

約数の個数: 16

約数和(自身を含む): 215215056

約数和(自身を除く): 76828658

約数列:

[1, 2, 41, 82, 83, 166, 3403, 6806, 20333, 40666, 833653, 1667306, 1687639, 3375278, 69193199, 138386398]

約数ペア:

[(1, 138386398), (2, 69193199), (41, 3375278), (82, 1687639), (83, 1667306), (166, 833653), (3403, 40666), (6806, 20333)]