81238252

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{347}}^1\times {\mathrm{547}}^1$

素因数の和:1005

約数の個数: 24

約数和(自身を含む): 144172224

約数和(自身を除く): 62933972

約数列:

[1, 2, 4, 107, 214, 347, 428, 547, 694, 1094, 1388, 2188, 37129, 58529, 74258, 117058, 148516, 189809, 234116, 379618, 759236, 20309563, 40619126, 81238252]

約数ペア:

[(1, 81238252), (2, 40619126), (4, 20309563), (107, 759236), (214, 379618), (347, 234116), (428, 189809), (547, 148516), (694, 117058), (1094, 74258), (1388, 58529), (2188, 37129)]