12817665

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{5813}}^1$

素因数の和:5838

約数の個数: 36

約数和(自身を含む): 25849044

約数和(自身を除く): 13031379

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 5813, 17439, 29065, 40691, 52317, 87195, 122073, 203455, 261585, 284837, 366219, 610365, 854511, 1424185, 1831095, 2563533, 4272555, 12817665]

約数ペア:

[(1, 12817665), (3, 4272555), (5, 2563533), (7, 1831095), (9, 1424185), (15, 854511), (21, 610365), (35, 366219), (45, 284837), (49, 261585), (63, 203455), (105, 122073), (147, 87195), (245, 52317), (315, 40691), (441, 29065), (735, 17439), (2205, 5813)]