1285875984974

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2683}}^1\times {\mathrm{69439}}^1$

素因数の和:72177

約数の個数: 64

約数和(自身を含む): 2415445401600

約数和(自身を除く): 1129569416626

約数列:

[1, 2, 7, 14, 17, 29, 34, 58, 119, 203, 238, 406, 493, 986, 2683, 3451, 5366, 6902, 18781, 37562, 45611, 69439, 77807, 91222, 138878, 155614, 319277, 486073, 544649, 638554, 972146, 1089298, 1180463, 1322719, 2013731, 2360926, 2645438, 4027462, 8263241, 9259033, 14096117, 16526482, 18518066, 28192234, 34233427, 68466854, 186304837, 239633989, 372609674, 479267978, 1304133859, 2608267718, 3167182229, 5402840273, 6334364458, 10805680546, 22170275603, 37819881911, 44340551206, 75639763822, 91848284641, 183696569282, 642937992487, 1285875984974]

約数ペア:

[(1, 1285875984974), (2, 642937992487), (7, 183696569282), (14, 91848284641), (17, 75639763822), (29, 44340551206), (34, 37819881911), (58, 22170275603), (119, 10805680546), (203, 6334364458), (238, 5402840273), (406, 3167182229), (493, 2608267718), (986, 1304133859), (2683, 479267978), (3451, 372609674), (5366, 239633989), (6902, 186304837), (18781, 68466854), (37562, 34233427), (45611, 28192234), (69439, 18518066), (77807, 16526482), (91222, 14096117), (138878, 9259033), (155614, 8263241), (319277, 4027462), (486073, 2645438), (544649, 2360926), (638554, 2013731), (972146, 1322719), (1089298, 1180463)]