81247110

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{386891}}^1$

素因数の和:386908

約数の個数: 32

約数和(自身を含む): 222849792

約数和(自身を除く): 141602682

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 386891, 773782, 1160673, 1934455, 2321346, 2708237, 3868910, 5416474, 5803365, 8124711, 11606730, 13541185, 16249422, 27082370, 40623555, 81247110]

約数ペア:

[(1, 81247110), (2, 40623555), (3, 27082370), (5, 16249422), (6, 13541185), (7, 11606730), (10, 8124711), (14, 5803365), (15, 5416474), (21, 3868910), (30, 2708237), (35, 2321346), (42, 1934455), (70, 1160673), (105, 773782), (210, 386891)]