128771984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{12401}}^1$

素因数の和:12479

約数の個数: 40

約数和(自身を含む): 276812640

約数和(自身を除く): 148040656

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 59, 88, 118, 176, 236, 472, 649, 944, 1298, 2596, 5192, 10384, 12401, 24802, 49604, 99208, 136411, 198416, 272822, 545644, 731659, 1091288, 1463318, 2182576, 2926636, 5853272, 8048249, 11706544, 16096498, 32192996, 64385992, 128771984]

約数ペア:

[(1, 128771984), (2, 64385992), (4, 32192996), (8, 16096498), (11, 11706544), (16, 8048249), (22, 5853272), (44, 2926636), (59, 2182576), (88, 1463318), (118, 1091288), (176, 731659), (236, 545644), (472, 272822), (649, 198416), (944, 136411), (1298, 99208), (2596, 49604), (5192, 24802), (10384, 12401)]