20161668141

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{653687}}^1$

素因数の和:653865

約数の個数: 24

約数和(自身を含む): 30592598400

約数和(自身を除く): 10430930259

約数列:

[1, 3, 9, 23, 69, 149, 207, 447, 1341, 3427, 10281, 30843, 653687, 1961061, 5883183, 15034801, 45104403, 97399363, 135313209, 292198089, 876594267, 2240185349, 6720556047, 20161668141]

約数ペア:

[(1, 20161668141), (3, 6720556047), (9, 2240185349), (23, 876594267), (69, 292198089), (149, 135313209), (207, 97399363), (447, 45104403), (1341, 15034801), (3427, 5883183), (10281, 1961061), (30843, 653687)]