2809778895

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1973}}^1$

素因数の和:2142

約数の個数: 128

約数和(自身を含む): 6276372480

約数和(自身を除く): 3466593585

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 55, 63, 77, 99, 105, 135, 137, 165, 189, 231, 297, 315, 385, 411, 495, 685, 693, 945, 959, 1155, 1233, 1485, 1507, 1973, 2055, 2079, 2877, 3465, 3699, 4521, 4795, 5919, 6165, 7535, 8631, 9865, 10395, 10549, 13563, 13811, 14385, 17757, 18495, 21703, 22605, 25893, 29595, 31647, 40689, 41433, 43155, 52745, 53271, 65109, 67815, 69055, 88785, 94941, 108515, 124299, 129465, 151921, 158235, 195327, 203445, 207165, 266355, 270301, 284823, 325545, 372897, 455763, 474705, 585981, 621495, 759605, 810903, 976635, 1351505, 1367289, 1424115, 1864485, 1892107, 2278815, 2432709, 2929905, 2973311, 4054515, 4101867, 5676321, 6836445, 7298127, 8919933, 9460535, 12163545, 14866555, 17028963, 20509335, 20813177, 26759799, 28381605, 36490635, 44599665, 51086889, 62439531, 80279397, 85144815, 104065885, 133798995, 187318593, 255434445, 312197655, 401396985, 561955779, 936592965, 2809778895]

約数ペア:

[(1, 2809778895), (3, 936592965), (5, 561955779), (7, 401396985), (9, 312197655), (11, 255434445), (15, 187318593), (21, 133798995), (27, 104065885), (33, 85144815), (35, 80279397), (45, 62439531), (55, 51086889), (63, 44599665), (77, 36490635), (99, 28381605), (105, 26759799), (135, 20813177), (137, 20509335), (165, 17028963), (189, 14866555), (231, 12163545), (297, 9460535), (315, 8919933), (385, 7298127), (411, 6836445), (495, 5676321), (685, 4101867), (693, 4054515), (945, 2973311), (959, 2929905), (1155, 2432709), (1233, 2278815), (1485, 1892107), (1507, 1864485), (1973, 1424115), (2055, 1367289), (2079, 1351505), (2877, 976635), (3465, 810903), (3699, 759605), (4521, 621495), (4795, 585981), (5919, 474705), (6165, 455763), (7535, 372897), (8631, 325545), (9865, 284823), (10395, 270301), (10549, 266355), (13563, 207165), (13811, 203445), (14385, 195327), (17757, 158235), (18495, 151921), (21703, 129465), (22605, 124299), (25893, 108515), (29595, 94941), (31647, 88785), (40689, 69055), (41433, 67815), (43155, 65109), (52745, 53271)]