1291320579

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 1950474240

約数和(自身を除く): 659153661

約数列:

[1, 3, 19, 23, 57, 69, 73, 103, 131, 219, 309, 393, 437, 1311, 1387, 1679, 1957, 2369, 2489, 3013, 4161, 5037, 5871, 7107, 7467, 7519, 9039, 9563, 13493, 22557, 28689, 31901, 40479, 45011, 57247, 95703, 135033, 142861, 171741, 172937, 181697, 219949, 256367, 310339, 428583, 518811, 545091, 659847, 769101, 931017, 984989, 2954967, 3285803, 4179031, 5896441, 9857409, 12537093, 17689323, 18714791, 22654747, 56144373, 67964241, 430440193, 1291320579]

約数ペア:

[(1, 1291320579), (3, 430440193), (19, 67964241), (23, 56144373), (57, 22654747), (69, 18714791), (73, 17689323), (103, 12537093), (131, 9857409), (219, 5896441), (309, 4179031), (393, 3285803), (437, 2954967), (1311, 984989), (1387, 931017), (1679, 769101), (1957, 659847), (2369, 545091), (2489, 518811), (3013, 428583), (4161, 310339), (5037, 256367), (5871, 219949), (7107, 181697), (7467, 172937), (7519, 171741), (9039, 142861), (9563, 135033), (13493, 95703), (22557, 57247), (28689, 45011), (31901, 40479)]