91997155

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1\times {\mathrm{821}}^1$

素因数の和:1206

約数の個数: 16

約数和(自身を含む): 112410144

約数和(自身を除く): 20412989

約数列:

[1, 5, 73, 307, 365, 821, 1535, 4105, 22411, 59933, 112055, 252047, 299665, 1260235, 18399431, 91997155]

約数ペア:

[(1, 91997155), (5, 18399431), (73, 1260235), (307, 299665), (365, 252047), (821, 112055), (1535, 59933), (4105, 22411)]