2021690619

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{2609}}^1$

素因数の和:2844

約数の個数: 48

約数和(自身を含む): 3249136800

約数和(自身を除く): 1227446181

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 179, 333, 481, 537, 1443, 1611, 2327, 2609, 4329, 6623, 6981, 7827, 19869, 20943, 23481, 33917, 59607, 86099, 96533, 101751, 258297, 289599, 305253, 467011, 774891, 868797, 1254929, 1401033, 3764787, 4203099, 6071143, 11294361, 17279407, 18213429, 51838221, 54640287, 155514663, 224632291, 673896873, 2021690619]

約数ペア:

[(1, 2021690619), (3, 673896873), (9, 224632291), (13, 155514663), (37, 54640287), (39, 51838221), (111, 18213429), (117, 17279407), (179, 11294361), (333, 6071143), (481, 4203099), (537, 3764787), (1443, 1401033), (1611, 1254929), (2327, 868797), (2609, 774891), (4329, 467011), (6623, 305253), (6981, 289599), (7827, 258297), (19869, 101751), (20943, 96533), (23481, 86099), (33917, 59607)]