1728927746

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{1277}}^1$

素因数の和:1515

約数の個数: 64

約数和(自身を含む): 3287547648

約数和(自身を除く): 1558619902

約数列:

[1, 2, 7, 13, 14, 26, 43, 86, 91, 173, 182, 301, 346, 559, 602, 1118, 1211, 1277, 2249, 2422, 2554, 3913, 4498, 7439, 7826, 8939, 14878, 15743, 16601, 17878, 31486, 33202, 52073, 54911, 96707, 104146, 109822, 116207, 193414, 220921, 232414, 384377, 441842, 676949, 713843, 768754, 1353898, 1427686, 1546447, 2871973, 3092894, 4996901, 5743946, 9499603, 9993802, 18999206, 20103811, 40207622, 66497221, 123494839, 132994442, 246989678, 864463873, 1728927746]

約数ペア:

[(1, 1728927746), (2, 864463873), (7, 246989678), (13, 132994442), (14, 123494839), (26, 66497221), (43, 40207622), (86, 20103811), (91, 18999206), (173, 9993802), (182, 9499603), (301, 5743946), (346, 4996901), (559, 3092894), (602, 2871973), (1118, 1546447), (1211, 1427686), (1277, 1353898), (2249, 768754), (2422, 713843), (2554, 676949), (3913, 441842), (4498, 384377), (7439, 232414), (7826, 220921), (8939, 193414), (14878, 116207), (15743, 109822), (16601, 104146), (17878, 96707), (31486, 54911), (33202, 52073)]