74572029

素因数分解:

$3^3\times 7^1\times {\mathrm{571}}^1\times {\mathrm{691}}^1$

素因数の和:1278

約数の個数: 32

約数和(自身を含む): 126663680

約数和(自身を除く): 52091651

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 571, 691, 1713, 2073, 3997, 4837, 5139, 6219, 11991, 14511, 15417, 18657, 35973, 43533, 107919, 130599, 394561, 1183683, 2761927, 3551049, 8285781, 10653147, 24857343, 74572029]

約数ペア:

[(1, 74572029), (3, 24857343), (7, 10653147), (9, 8285781), (21, 3551049), (27, 2761927), (63, 1183683), (189, 394561), (571, 130599), (691, 107919), (1713, 43533), (2073, 35973), (3997, 18657), (4837, 15417), (5139, 14511), (6219, 11991)]