649893076

素因数分解:

$2^2\times 7^6\times {\mathrm{1381}}^1$

素因数の和:1427

約数の個数: 42

約数和(自身を含む): 1327824218

約数和(自身を除く): 677931142

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 1381, 2401, 2762, 4802, 5524, 9604, 9667, 16807, 19334, 33614, 38668, 67228, 67669, 117649, 135338, 235298, 270676, 470596, 473683, 947366, 1894732, 3315781, 6631562, 13263124, 23210467, 46420934, 92841868, 162473269, 324946538, 649893076]

約数ペア:

[(1, 649893076), (2, 324946538), (4, 162473269), (7, 92841868), (14, 46420934), (28, 23210467), (49, 13263124), (98, 6631562), (196, 3315781), (343, 1894732), (686, 947366), (1372, 473683), (1381, 470596), (2401, 270676), (2762, 235298), (4802, 135338), (5524, 117649), (9604, 67669), (9667, 67228), (16807, 38668), (19334, 33614)]