647557597713

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{727}}^1\times {\mathrm{2789}}^1$

素因数の和:3982

約数の個数: 64

約数和(自身を含む): 982737100800

約数和(自身を除く): 335179503087

約数列:

[1, 3, 13, 19, 39, 57, 247, 431, 727, 741, 1293, 2181, 2789, 5603, 8189, 8367, 9451, 13813, 16809, 24567, 28353, 36257, 41439, 52991, 106457, 108771, 158973, 179569, 313337, 319371, 538707, 688883, 940011, 1202059, 2027603, 2066649, 3606177, 4073381, 5953403, 6082809, 12220143, 15626767, 17860209, 22839121, 26358839, 38524457, 46880301, 68517363, 77394239, 79076517, 115573371, 232182717, 296908573, 500817941, 873896893, 890725719, 1502453823, 2621690679, 11360659609, 16604040967, 34081978827, 49812122901, 215852532571, 647557597713]

約数ペア:

[(1, 647557597713), (3, 215852532571), (13, 49812122901), (19, 34081978827), (39, 16604040967), (57, 11360659609), (247, 2621690679), (431, 1502453823), (727, 890725719), (741, 873896893), (1293, 500817941), (2181, 296908573), (2789, 232182717), (5603, 115573371), (8189, 79076517), (8367, 77394239), (9451, 68517363), (13813, 46880301), (16809, 38524457), (24567, 26358839), (28353, 22839121), (36257, 17860209), (41439, 15626767), (52991, 12220143), (106457, 6082809), (108771, 5953403), (158973, 4073381), (179569, 3606177), (313337, 2066649), (319371, 2027603), (538707, 1202059), (688883, 940011)]