67399995

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{821}}^1$

素因数の和:1263

約数の個数: 32

約数和(自身を含む): 116553024

約数和(自身を除く): 49153029

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 421, 821, 1263, 2105, 2463, 4105, 5473, 6315, 10673, 12315, 16419, 27365, 32019, 53365, 82095, 160095, 345641, 1036923, 1728205, 4493333, 5184615, 13479999, 22466665, 67399995]

約数ペア:

[(1, 67399995), (3, 22466665), (5, 13479999), (13, 5184615), (15, 4493333), (39, 1728205), (65, 1036923), (195, 345641), (421, 160095), (821, 82095), (1263, 53365), (2105, 32019), (2463, 27365), (4105, 16419), (5473, 12315), (6315, 10673)]