990596958

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{8461}}^1$

素因数の和:8577

約数の個数: 64

約数和(自身を含む): 2274585600

約数和(自身を除く): 1283988642

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 79, 114, 158, 237, 247, 474, 494, 741, 1027, 1482, 1501, 2054, 3002, 3081, 4503, 6162, 8461, 9006, 16922, 19513, 25383, 39026, 50766, 58539, 109993, 117078, 160759, 219986, 321518, 329979, 482277, 659958, 668419, 964554, 1336838, 2005257, 2089867, 4010514, 4179734, 6269601, 8689447, 12539202, 12699961, 17378894, 25399922, 26068341, 38099883, 52136682, 76199766, 165099493, 330198986, 495298479, 990596958]

約数ペア:

[(1, 990596958), (2, 495298479), (3, 330198986), (6, 165099493), (13, 76199766), (19, 52136682), (26, 38099883), (38, 26068341), (39, 25399922), (57, 17378894), (78, 12699961), (79, 12539202), (114, 8689447), (158, 6269601), (237, 4179734), (247, 4010514), (474, 2089867), (494, 2005257), (741, 1336838), (1027, 964554), (1482, 668419), (1501, 659958), (2054, 482277), (3002, 329979), (3081, 321518), (4503, 219986), (6162, 160759), (8461, 117078), (9006, 109993), (16922, 58539), (19513, 50766), (25383, 39026)]