81693866

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{3319}}^1$

素因数の和:3749

約数の個数: 16

約数和(自身を含む): 126850560

約数和(自身を除く): 45156694

約数列:

[1, 2, 31, 62, 397, 794, 3319, 6638, 12307, 24614, 102889, 205778, 1317643, 2635286, 40846933, 81693866]

約数ペア:

[(1, 81693866), (2, 40846933), (31, 2635286), (62, 1317643), (397, 205778), (794, 102889), (3319, 24614), (6638, 12307)]