81886788

素因数分解:

$2^2\times 3^4\times {\mathrm{252737}}^1$

素因数の和:252753

約数の個数: 30

約数和(自身を含む): 214069086

約数和(自身を除く): 132182298

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 252737, 505474, 758211, 1010948, 1516422, 2274633, 3032844, 4549266, 6823899, 9098532, 13647798, 20471697, 27295596, 40943394, 81886788]

約数ペア:

[(1, 81886788), (2, 40943394), (3, 27295596), (4, 20471697), (6, 13647798), (9, 9098532), (12, 6823899), (18, 4549266), (27, 3032844), (36, 2274633), (54, 1516422), (81, 1010948), (108, 758211), (162, 505474), (324, 252737)]