9872631

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 15698880

約数和(自身を除く): 5826249

約数列:

[1, 3, 9, 17, 27, 51, 137, 153, 157, 411, 459, 471, 1233, 1413, 2329, 2669, 3699, 4239, 6987, 8007, 20961, 21509, 24021, 62883, 64527, 72063, 193581, 365653, 580743, 1096959, 3290877, 9872631]

約数ペア:

[(1, 9872631), (3, 3290877), (9, 1096959), (17, 580743), (27, 365653), (51, 193581), (137, 72063), (153, 64527), (157, 62883), (411, 24021), (459, 21509), (471, 20961), (1233, 8007), (1413, 6987), (2329, 4239), (2669, 3699)]