39979893

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{2927}}^1$

素因数の和:3116

約数の個数: 16

約数和(自身を含む): 55514880

約数和(自身を除く): 15534987

約数列:

[1, 3, 29, 87, 157, 471, 2927, 4553, 8781, 13659, 84883, 254649, 459539, 1378617, 13326631, 39979893]

約数ペア:

[(1, 39979893), (3, 13326631), (29, 1378617), (87, 459539), (157, 254649), (471, 84883), (2927, 13659), (4553, 8781)]