19277198721

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1\times {\mathrm{2333}}^1$

素因数の和:3043

約数の個数: 64

約数和(自身を含む): 31942563840

約数和(自身を除く): 12665365119

約数列:

[1, 3, 9, 11, 27, 33, 43, 99, 129, 297, 387, 473, 647, 1161, 1419, 1941, 2333, 4257, 5823, 6999, 7117, 12771, 17469, 20997, 21351, 25663, 27821, 62991, 64053, 76989, 83463, 100319, 192159, 230967, 250389, 300957, 306031, 692901, 751167, 902871, 918093, 1103509, 1509451, 2708613, 2754279, 3310527, 4528353, 8262837, 9931581, 13585059, 16603961, 29794743, 40755177, 49811883, 64906393, 149435649, 194719179, 448306947, 584157537, 713970323, 1752472611, 2141910969, 6425732907, 19277198721]

約数ペア:

[(1, 19277198721), (3, 6425732907), (9, 2141910969), (11, 1752472611), (27, 713970323), (33, 584157537), (43, 448306947), (99, 194719179), (129, 149435649), (297, 64906393), (387, 49811883), (473, 40755177), (647, 29794743), (1161, 16603961), (1419, 13585059), (1941, 9931581), (2333, 8262837), (4257, 4528353), (5823, 3310527), (6999, 2754279), (7117, 2708613), (12771, 1509451), (17469, 1103509), (20997, 918093), (21351, 902871), (25663, 751167), (27821, 692901), (62991, 306031), (64053, 300957), (76989, 250389), (83463, 230967), (100319, 192159)]