200913579

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 313777152

約数和(自身を除く): 112863573

約数列:

[1, 3, 9, 23, 47, 69, 107, 141, 193, 207, 321, 423, 579, 963, 1081, 1737, 2461, 3243, 4439, 5029, 7383, 9071, 9729, 13317, 15087, 20651, 22149, 27213, 39951, 45261, 61953, 81639, 115667, 185859, 208633, 347001, 474973, 625899, 970597, 1041003, 1424919, 1877697, 2911791, 4274757, 8735373, 22323731, 66971193, 200913579]

約数ペア:

[(1, 200913579), (3, 66971193), (9, 22323731), (23, 8735373), (47, 4274757), (69, 2911791), (107, 1877697), (141, 1424919), (193, 1041003), (207, 970597), (321, 625899), (423, 474973), (579, 347001), (963, 208633), (1081, 185859), (1737, 115667), (2461, 81639), (3243, 61953), (4439, 45261), (5029, 39951), (7383, 27213), (9071, 22149), (9729, 20651), (13317, 15087)]