2019292821

素因数分解:

$3^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:598

約数の個数: 112

約数和(自身を含む): 3794896000

約数和(自身を除く): 1775603179

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 61, 63, 81, 91, 117, 183, 189, 243, 273, 351, 427, 499, 549, 567, 729, 793, 819, 1053, 1281, 1497, 1647, 1701, 2379, 2457, 3159, 3493, 3843, 4491, 4941, 5103, 5551, 6487, 7137, 7371, 9477, 10479, 11529, 13473, 14823, 16653, 19461, 21411, 22113, 30439, 31437, 34587, 40419, 44469, 45409, 49959, 58383, 64233, 66339, 91317, 94311, 103761, 121257, 136227, 149877, 175149, 192699, 213073, 273951, 282933, 311283, 363771, 395707, 408681, 449631, 525447, 578097, 639219, 821853, 848799, 1187121, 1226043, 1348893, 1576341, 1917657, 2465559, 2546397, 2769949, 3561363, 3678129, 4046679, 4729023, 5752971, 7396677, 8309847, 10684089, 11034387, 17258913, 22190031, 24929541, 32052267, 33103161, 51776739, 74788623, 96156801, 155330217, 224365869, 288470403, 673097607, 2019292821]

約数ペア:

[(1, 2019292821), (3, 673097607), (7, 288470403), (9, 224365869), (13, 155330217), (21, 96156801), (27, 74788623), (39, 51776739), (61, 33103161), (63, 32052267), (81, 24929541), (91, 22190031), (117, 17258913), (183, 11034387), (189, 10684089), (243, 8309847), (273, 7396677), (351, 5752971), (427, 4729023), (499, 4046679), (549, 3678129), (567, 3561363), (729, 2769949), (793, 2546397), (819, 2465559), (1053, 1917657), (1281, 1576341), (1497, 1348893), (1647, 1226043), (1701, 1187121), (2379, 848799), (2457, 821853), (3159, 639219), (3493, 578097), (3843, 525447), (4491, 449631), (4941, 408681), (5103, 395707), (5551, 363771), (6487, 311283), (7137, 282933), (7371, 273951), (9477, 213073), (10479, 192699), (11529, 175149), (13473, 149877), (14823, 136227), (16653, 121257), (19461, 103761), (21411, 94311), (22113, 91317), (30439, 66339), (31437, 64233), (34587, 58383), (40419, 49959), (44469, 45409)]