1888891425

素因数分解:

$3^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{115001}}^1$

素因数の和:115090

約数の個数: 36

約数和(自身を含む): 3429589644

約数和(自身を除く): 1540698219

約数列:

[1, 3, 5, 9, 15, 25, 45, 73, 75, 219, 225, 365, 657, 1095, 1825, 3285, 5475, 16425, 115001, 345003, 575005, 1035009, 1725015, 2875025, 5175045, 8395073, 8625075, 25185219, 25875225, 41975365, 75555657, 125926095, 209876825, 377778285, 629630475, 1888891425]

約数ペア:

[(1, 1888891425), (3, 629630475), (5, 377778285), (9, 209876825), (15, 125926095), (25, 75555657), (45, 41975365), (73, 25875225), (75, 25185219), (219, 8625075), (225, 8395073), (365, 5175045), (657, 2875025), (1095, 1725015), (1825, 1035009), (3285, 575005), (5475, 345003), (16425, 115001)]