1912984177

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 2317289472

約数和(自身を除く): 404305295

約数列:

[1, 13, 17, 31, 47, 169, 221, 403, 457, 527, 611, 799, 1457, 2873, 5239, 5941, 6851, 7769, 7943, 10387, 14167, 18941, 21479, 24769, 77233, 89063, 100997, 135031, 184171, 240839, 246233, 279227, 321997, 365143, 665849, 1312961, 2394223, 3130907, 3629951, 4185961, 4746859, 8656037, 11319433, 40701791, 61709167, 112528481, 147152629, 1912984177]

約数ペア:

[(1, 1912984177), (13, 147152629), (17, 112528481), (31, 61709167), (47, 40701791), (169, 11319433), (221, 8656037), (403, 4746859), (457, 4185961), (527, 3629951), (611, 3130907), (799, 2394223), (1457, 1312961), (2873, 665849), (5239, 365143), (5941, 321997), (6851, 279227), (7769, 246233), (7943, 240839), (10387, 184171), (14167, 135031), (18941, 100997), (21479, 89063), (24769, 77233)]