203121268

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^2\times {\mathrm{757}}^1$

素因数の和:849

約数の個数: 54

約数和(自身を含む): 425535894

約数和(自身を除く): 222414626

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 518, 757, 1036, 1369, 1514, 1813, 2738, 3028, 3626, 5299, 5476, 7252, 9583, 10598, 19166, 21196, 28009, 37093, 38332, 56018, 67081, 74186, 112036, 134162, 148372, 196063, 268324, 392126, 784252, 1036333, 1372441, 2072666, 2744882, 4145332, 5489764, 7254331, 14508662, 29017324, 50780317, 101560634, 203121268]

約数ペア:

[(1, 203121268), (2, 101560634), (4, 50780317), (7, 29017324), (14, 14508662), (28, 7254331), (37, 5489764), (49, 4145332), (74, 2744882), (98, 2072666), (148, 1372441), (196, 1036333), (259, 784252), (518, 392126), (757, 268324), (1036, 196063), (1369, 148372), (1514, 134162), (1813, 112036), (2738, 74186), (3028, 67081), (3626, 56018), (5299, 38332), (5476, 37093), (7252, 28009), (9583, 21196), (10598, 19166)]