81406798

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{160883}}^1$

素因数の和:160919

約数の個数: 16

約数和(自身を含む): 139003776

約数和(自身を除く): 57596978

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 160883, 321766, 1769713, 3539426, 3700309, 7400618, 40703399, 81406798]

約数ペア:

[(1, 81406798), (2, 40703399), (11, 7400618), (22, 3700309), (23, 3539426), (46, 1769713), (253, 321766), (506, 160883)]