20996870499

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{2141}}^1$

素因数の和:2313

約数の個数: 96

約数和(自身を含む): 35607237120

約数和(自身を除く): 14610366621

約数列:

[1, 3, 9, 11, 23, 33, 59, 69, 73, 99, 177, 207, 219, 253, 531, 649, 657, 759, 803, 1357, 1679, 1947, 2141, 2277, 2409, 4071, 4307, 5037, 5841, 6423, 7227, 12213, 12921, 14927, 15111, 18469, 19269, 23551, 38763, 44781, 47377, 49243, 55407, 70653, 99061, 126319, 134343, 142131, 147729, 156293, 166221, 211959, 297183, 378957, 426393, 443187, 468879, 541673, 891549, 1089671, 1136871, 1389509, 1406637, 1625019, 1719223, 2905337, 3269013, 3594739, 4168527, 4875057, 5157669, 8716011, 9221287, 9807039, 10784217, 12505581, 15473007, 26148033, 27663861, 31958707, 32352651, 39542129, 82991583, 95876121, 101434157, 118626387, 212089601, 287628363, 304302471, 355879161, 636268803, 912907413, 1908806409, 2332985611, 6998956833, 20996870499]

約数ペア:

[(1, 20996870499), (3, 6998956833), (9, 2332985611), (11, 1908806409), (23, 912907413), (33, 636268803), (59, 355879161), (69, 304302471), (73, 287628363), (99, 212089601), (177, 118626387), (207, 101434157), (219, 95876121), (253, 82991583), (531, 39542129), (649, 32352651), (657, 31958707), (759, 27663861), (803, 26148033), (1357, 15473007), (1679, 12505581), (1947, 10784217), (2141, 9807039), (2277, 9221287), (2409, 8716011), (4071, 5157669), (4307, 4875057), (5037, 4168527), (5841, 3594739), (6423, 3269013), (7227, 2905337), (12213, 1719223), (12921, 1625019), (14927, 1406637), (15111, 1389509), (18469, 1136871), (19269, 1089671), (23551, 891549), (38763, 541673), (44781, 468879), (47377, 443187), (49243, 426393), (55407, 378957), (70653, 297183), (99061, 211959), (126319, 166221), (134343, 156293), (142131, 147729)]