78061275

素因数分解:

$3^2\times 5^2\times {\mathrm{346939}}^1$

素因数の和:346955

約数の個数: 18

約数和(自身を含む): 139816820

約数和(自身を除く): 61755545

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 346939, 1040817, 1734695, 3122451, 5204085, 8673475, 15612255, 26020425, 78061275]

約数ペア:

[(1, 78061275), (3, 26020425), (5, 15612255), (9, 8673475), (15, 5204085), (25, 3122451), (45, 1734695), (75, 1040817), (225, 346939)]