15697948725

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{773}}^1\times {\mathrm{2099}}^1$

素因数の和:2931

約数の個数: 72

約数和(自身を含む): 28821592800

約数和(自身を除く): 13123644075

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 215, 225, 387, 645, 773, 1075, 1935, 2099, 2319, 3225, 3865, 6297, 6957, 9675, 10495, 11595, 18891, 19325, 31485, 33239, 34785, 52475, 57975, 90257, 94455, 99717, 157425, 166195, 173925, 270771, 299151, 451285, 472275, 498585, 812313, 830975, 1353855, 1495755, 1622527, 2256425, 2492925, 4061565, 4867581, 6769275, 7478775, 8112635, 14602743, 20307825, 24337905, 40563175, 69768661, 73013715, 121689525, 209305983, 348843305, 365068575, 627917949, 1046529915, 1744216525, 3139589745, 5232649575, 15697948725]

約数ペア:

[(1, 15697948725), (3, 5232649575), (5, 3139589745), (9, 1744216525), (15, 1046529915), (25, 627917949), (43, 365068575), (45, 348843305), (75, 209305983), (129, 121689525), (215, 73013715), (225, 69768661), (387, 40563175), (645, 24337905), (773, 20307825), (1075, 14602743), (1935, 8112635), (2099, 7478775), (2319, 6769275), (3225, 4867581), (3865, 4061565), (6297, 2492925), (6957, 2256425), (9675, 1622527), (10495, 1495755), (11595, 1353855), (18891, 830975), (19325, 812313), (31485, 498585), (33239, 472275), (34785, 451285), (52475, 299151), (57975, 270771), (90257, 173925), (94455, 166195), (99717, 157425)]