31391898

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{71671}}^1$

素因数の和:71749

約数の個数: 16

約数和(自身を含む): 63644736

約数和(自身を除く): 32252838

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 71671, 143342, 215013, 430026, 5231983, 10463966, 15695949, 31391898]

約数ペア:

[(1, 31391898), (2, 15695949), (3, 10463966), (6, 5231983), (73, 430026), (146, 215013), (219, 143342), (438, 71671)]