1388694524

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{17299}}^1$

素因数の和:17418

約数の個数: 48

約数和(自身を含む): 2883148800

約数和(自身を除く): 1494454276

約数列:

[1, 2, 4, 7, 14, 28, 47, 61, 94, 122, 188, 244, 329, 427, 658, 854, 1316, 1708, 2867, 5734, 11468, 17299, 20069, 34598, 40138, 69196, 80276, 121093, 242186, 484372, 813053, 1055239, 1626106, 2110478, 3252212, 4220956, 5691371, 7386673, 11382742, 14773346, 22765484, 29546692, 49596233, 99192466, 198384932, 347173631, 694347262, 1388694524]

約数ペア:

[(1, 1388694524), (2, 694347262), (4, 347173631), (7, 198384932), (14, 99192466), (28, 49596233), (47, 29546692), (61, 22765484), (94, 14773346), (122, 11382742), (188, 7386673), (244, 5691371), (329, 4220956), (427, 3252212), (658, 2110478), (854, 1626106), (1316, 1055239), (1708, 813053), (2867, 484372), (5734, 242186), (11468, 121093), (17299, 80276), (20069, 69196), (34598, 40138)]