2788334578

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^2$

素因数の和:355

約数の個数: 48

約数和(自身を含む): 4471291584

約数和(自身を除く): 1682957006

約数列:

[1, 2, 37, 67, 71, 74, 89, 134, 142, 178, 2479, 2627, 3293, 4757, 4958, 5254, 5963, 6319, 6586, 7921, 9514, 11926, 12638, 15842, 176009, 220631, 233803, 293077, 352018, 423373, 441262, 467606, 530707, 562391, 586154, 846746, 1061414, 1124782, 15664801, 19636159, 20808467, 31329602, 37680197, 39272318, 41616934, 75360394, 1394167289, 2788334578]

約数ペア:

[(1, 2788334578), (2, 1394167289), (37, 75360394), (67, 41616934), (71, 39272318), (74, 37680197), (89, 31329602), (134, 20808467), (142, 19636159), (178, 15664801), (2479, 1124782), (2627, 1061414), (3293, 846746), (4757, 586154), (4958, 562391), (5254, 530707), (5963, 467606), (6319, 441262), (6586, 423373), (7921, 352018), (9514, 293077), (11926, 233803), (12638, 220631), (15842, 176009)]