1278519652

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1\times {\mathrm{457}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 2386802880

約数和(自身を除く): 1108283228

約数列:

[1, 2, 4, 19, 38, 76, 131, 262, 281, 457, 524, 562, 914, 1124, 1828, 2489, 4978, 5339, 8683, 9956, 10678, 17366, 21356, 34732, 36811, 59867, 73622, 119734, 128417, 147244, 239468, 256834, 513668, 699409, 1137473, 1398818, 2274946, 2439923, 2797636, 4549892, 4879846, 9759692, 16822627, 33645254, 67290508, 319629913, 639259826, 1278519652]

約数ペア:

[(1, 1278519652), (2, 639259826), (4, 319629913), (19, 67290508), (38, 33645254), (76, 16822627), (131, 9759692), (262, 4879846), (281, 4549892), (457, 2797636), (524, 2439923), (562, 2274946), (914, 1398818), (1124, 1137473), (1828, 699409), (2489, 513668), (4978, 256834), (5339, 239468), (8683, 147244), (9956, 128417), (10678, 119734), (17366, 73622), (21356, 59867), (34732, 36811)]