81249476

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1747}}^1$

素因数の和:1920

約数の個数: 48

約数和(自身を含む): 178547712

約数和(自身を除く): 97298236

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 151, 154, 302, 308, 604, 1057, 1661, 1747, 2114, 3322, 3494, 4228, 6644, 6988, 11627, 12229, 19217, 23254, 24458, 38434, 46508, 48916, 76868, 134519, 263797, 269038, 527594, 538076, 1055188, 1846579, 2901767, 3693158, 5803534, 7386316, 11607068, 20312369, 40624738, 81249476]

約数ペア:

[(1, 81249476), (2, 40624738), (4, 20312369), (7, 11607068), (11, 7386316), (14, 5803534), (22, 3693158), (28, 2901767), (44, 1846579), (77, 1055188), (151, 538076), (154, 527594), (302, 269038), (308, 263797), (604, 134519), (1057, 76868), (1661, 48916), (1747, 46508), (2114, 38434), (3322, 24458), (3494, 23254), (4228, 19217), (6644, 12229), (6988, 11627)]