72581571

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1657}}^1$

素因数の和:1851

約数の個数: 24

約数和(自身を含む): 108977024

約数和(自身を除く): 36395453

約数列:

[1, 3, 9, 31, 93, 157, 279, 471, 1413, 1657, 4867, 4971, 14601, 14913, 43803, 51367, 154101, 260149, 462303, 780447, 2341341, 8064619, 24193857, 72581571]

約数ペア:

[(1, 72581571), (3, 24193857), (9, 8064619), (31, 2341341), (93, 780447), (157, 462303), (279, 260149), (471, 154101), (1413, 51367), (1657, 43803), (4867, 14913), (4971, 14601)]