81621802

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{33479}}^1$

素因数の和:33557

約数の個数: 16

約数和(自身を含む): 130170240

約数和(自身を除く): 48548438

約数列:

[1, 2, 23, 46, 53, 106, 1219, 2438, 33479, 66958, 770017, 1540034, 1774387, 3548774, 40810901, 81621802]

約数ペア:

[(1, 81621802), (2, 40810901), (23, 3548774), (46, 1774387), (53, 1540034), (106, 770017), (1219, 66958), (2438, 33479)]