80996517

素因数分解:

$3^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2801}}^1$

素因数の和:2840

約数の個数: 48

約数和(自身を含む): 146869632

約数和(自身を除く): 65873115

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 243, 357, 459, 567, 1071, 1377, 1701, 2801, 3213, 4131, 8403, 9639, 19607, 25209, 28917, 47617, 58821, 75627, 142851, 176463, 226881, 333319, 428553, 529389, 680643, 999957, 1285659, 1588167, 2999871, 3856977, 4764501, 8999613, 11570931, 26998839, 80996517]

約数ペア:

[(1, 80996517), (3, 26998839), (7, 11570931), (9, 8999613), (17, 4764501), (21, 3856977), (27, 2999871), (51, 1588167), (63, 1285659), (81, 999957), (119, 680643), (153, 529389), (189, 428553), (243, 333319), (357, 226881), (459, 176463), (567, 142851), (1071, 75627), (1377, 58821), (1701, 47617), (2801, 28917), (3213, 25209), (4131, 19607), (8403, 9639)]