978379688

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{19889}}^1$

素因数の和:19962

約数の個数: 64

約数和(自身を含む): 2205403200

約数和(自身を除く): 1227023512

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 43, 44, 52, 86, 88, 104, 143, 172, 286, 344, 473, 559, 572, 946, 1118, 1144, 1892, 2236, 3784, 4472, 6149, 12298, 19889, 24596, 39778, 49192, 79556, 159112, 218779, 258557, 437558, 517114, 855227, 875116, 1034228, 1710454, 1750232, 2068456, 2844127, 3420908, 5688254, 6841816, 9407497, 11117951, 11376508, 18814994, 22235902, 22753016, 37629988, 44471804, 75259976, 88943608, 122297461, 244594922, 489189844, 978379688]

約数ペア:

[(1, 978379688), (2, 489189844), (4, 244594922), (8, 122297461), (11, 88943608), (13, 75259976), (22, 44471804), (26, 37629988), (43, 22753016), (44, 22235902), (52, 18814994), (86, 11376508), (88, 11117951), (104, 9407497), (143, 6841816), (172, 5688254), (286, 3420908), (344, 2844127), (473, 2068456), (559, 1750232), (572, 1710454), (946, 1034228), (1118, 875116), (1144, 855227), (1892, 517114), (2236, 437558), (3784, 258557), (4472, 218779), (6149, 159112), (12298, 79556), (19889, 49192), (24596, 39778)]