81651836

素因数分解:

$2^2\times 7^3\times {\mathrm{59513}}^1$

素因数の和:59538

約数の個数: 24

約数和(自身を含む): 166639200

約数和(自身を除く): 84987364

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 59513, 119026, 238052, 416591, 833182, 1666364, 2916137, 5832274, 11664548, 20412959, 40825918, 81651836]

約数ペア:

[(1, 81651836), (2, 40825918), (4, 20412959), (7, 11664548), (14, 5832274), (28, 2916137), (49, 1666364), (98, 833182), (196, 416591), (343, 238052), (686, 119026), (1372, 59513)]