2647617

素因数分解:

$3^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:138

約数の個数: 32

約数和(自身を含む): 4300800

約数和(自身を除く): 1653183

約数列:

[1, 3, 7, 21, 31, 49, 83, 93, 147, 217, 249, 343, 581, 651, 1029, 1519, 1743, 2573, 4067, 4557, 7719, 10633, 12201, 18011, 28469, 31899, 54033, 85407, 126077, 378231, 882539, 2647617]

約数ペア:

[(1, 2647617), (3, 882539), (7, 378231), (21, 126077), (31, 85407), (49, 54033), (83, 31899), (93, 28469), (147, 18011), (217, 12201), (249, 10633), (343, 7719), (581, 4557), (651, 4067), (1029, 2573), (1519, 1743)]