1290228906

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1\times {\mathrm{457}}^1$

素因数の和:879

約数の個数: 64

約数和(自身を含む): 2777898240

約数和(自身を除く): 1487669334

約数列:

[1, 2, 3, 6, 17, 34, 51, 89, 102, 178, 267, 311, 457, 534, 622, 914, 933, 1371, 1513, 1866, 2742, 3026, 4539, 5287, 7769, 9078, 10574, 15538, 15861, 23307, 27679, 31722, 40673, 46614, 55358, 81346, 83037, 122019, 142127, 166074, 244038, 284254, 426381, 470543, 691441, 852762, 941086, 1382882, 1411629, 2074323, 2416159, 2823258, 4148646, 4832318, 7248477, 12649303, 14496954, 25298606, 37947909, 75895818, 215038151, 430076302, 645114453, 1290228906]

約数ペア:

[(1, 1290228906), (2, 645114453), (3, 430076302), (6, 215038151), (17, 75895818), (34, 37947909), (51, 25298606), (89, 14496954), (102, 12649303), (178, 7248477), (267, 4832318), (311, 4148646), (457, 2823258), (534, 2416159), (622, 2074323), (914, 1411629), (933, 1382882), (1371, 941086), (1513, 852762), (1866, 691441), (2742, 470543), (3026, 426381), (4539, 284254), (5287, 244038), (7769, 166074), (9078, 142127), (10574, 122019), (15538, 83037), (15861, 81346), (23307, 55358), (27679, 46614), (31722, 40673)]