7890497589

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{431}}^1\times {\mathrm{521}}^1$

素因数の和:1038

約数の個数: 64

約数和(自身を含む): 12274633728

約数和(自身を除く): 4384136139

約数列:

[1, 3, 13, 17, 39, 51, 53, 159, 221, 431, 521, 663, 689, 901, 1293, 1563, 2067, 2703, 5603, 6773, 7327, 8857, 11713, 16809, 20319, 21981, 22843, 26571, 27613, 35139, 68529, 82839, 95251, 115141, 224551, 285753, 296959, 345423, 358969, 388331, 469421, 673653, 890877, 1076907, 1164993, 1408263, 2919163, 3817367, 5048303, 6102473, 8757489, 11452101, 11901203, 15144909, 18307419, 35703609, 49625771, 148877313, 154715639, 202320451, 464146917, 606961353, 2630165863, 7890497589]

約数ペア:

[(1, 7890497589), (3, 2630165863), (13, 606961353), (17, 464146917), (39, 202320451), (51, 154715639), (53, 148877313), (159, 49625771), (221, 35703609), (431, 18307419), (521, 15144909), (663, 11901203), (689, 11452101), (901, 8757489), (1293, 6102473), (1563, 5048303), (2067, 3817367), (2703, 2919163), (5603, 1408263), (6773, 1164993), (7327, 1076907), (8857, 890877), (11713, 673653), (16809, 469421), (20319, 388331), (21981, 358969), (22843, 345423), (26571, 296959), (27613, 285753), (35139, 224551), (68529, 115141), (82839, 95251)]