128568212

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{521}}^1$

素因数の和:752

約数の個数: 48

約数和(自身を含む): 252564480

約数和(自身を除く): 123996268

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 191, 323, 382, 521, 646, 764, 1042, 1292, 2084, 3247, 3629, 6494, 7258, 8857, 9899, 12988, 14516, 17714, 19798, 35428, 39596, 61693, 99511, 123386, 168283, 199022, 246772, 336566, 398044, 673132, 1691687, 1890709, 3383374, 3781418, 6766748, 7562836, 32142053, 64284106, 128568212]

約数ペア:

[(1, 128568212), (2, 64284106), (4, 32142053), (17, 7562836), (19, 6766748), (34, 3781418), (38, 3383374), (68, 1890709), (76, 1691687), (191, 673132), (323, 398044), (382, 336566), (521, 246772), (646, 199022), (764, 168283), (1042, 123386), (1292, 99511), (2084, 61693), (3247, 39596), (3629, 35428), (6494, 19798), (7258, 17714), (8857, 14516), (9899, 12988)]