204557331

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{1489}}^1$

素因数の和:1707

約数の個数: 32

約数和(自身を含む): 312399360

約数和(自身を除く): 107842029

約数列:

[1, 3, 11, 23, 33, 69, 181, 253, 543, 759, 1489, 1991, 4163, 4467, 5973, 12489, 16379, 34247, 45793, 49137, 102741, 137379, 269509, 376717, 808527, 1130151, 2964599, 6198707, 8893797, 18596121, 68185777, 204557331]

約数ペア:

[(1, 204557331), (3, 68185777), (11, 18596121), (23, 8893797), (33, 6198707), (69, 2964599), (181, 1130151), (253, 808527), (543, 376717), (759, 269509), (1489, 137379), (1991, 102741), (4163, 49137), (4467, 45793), (5973, 34247), (12489, 16379)]