204411519

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{601}}^1$

素因数の和:662

約数の個数: 80

約数和(自身を含む): 367123680

約数和(自身を除く): 162712161

約数列:

[1, 3, 9, 13, 17, 19, 27, 39, 51, 57, 81, 117, 153, 171, 221, 247, 323, 351, 459, 513, 601, 663, 741, 969, 1053, 1377, 1539, 1803, 1989, 2223, 2907, 4199, 5409, 5967, 6669, 7813, 8721, 10217, 11419, 12597, 16227, 17901, 20007, 23439, 26163, 30651, 34257, 37791, 48681, 70317, 91953, 102771, 113373, 132821, 148447, 194123, 210951, 275859, 308313, 340119, 398463, 445341, 582369, 632853, 827577, 924939, 1195389, 1336023, 1747107, 2523599, 3586167, 4008069, 5241321, 7570797, 10758501, 12024207, 15723963, 22712391, 68137173, 204411519]

約数ペア:

[(1, 204411519), (3, 68137173), (9, 22712391), (13, 15723963), (17, 12024207), (19, 10758501), (27, 7570797), (39, 5241321), (51, 4008069), (57, 3586167), (81, 2523599), (117, 1747107), (153, 1336023), (171, 1195389), (221, 924939), (247, 827577), (323, 632853), (351, 582369), (459, 445341), (513, 398463), (601, 340119), (663, 308313), (741, 275859), (969, 210951), (1053, 194123), (1377, 148447), (1539, 132821), (1803, 113373), (1989, 102771), (2223, 91953), (2907, 70317), (4199, 48681), (5409, 37791), (5967, 34257), (6669, 30651), (7813, 26163), (8721, 23439), (10217, 20007), (11419, 17901), (12597, 16227)]