28239810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{6871}}^1$

素因数の和:7018

約数の個数: 32

約数和(自身を含む): 68280192

約数和(自身を除く): 40040382

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 137, 274, 411, 685, 822, 1370, 2055, 4110, 6871, 13742, 20613, 34355, 41226, 68710, 103065, 206130, 941327, 1882654, 2823981, 4706635, 5647962, 9413270, 14119905, 28239810]

約数ペア:

[(1, 28239810), (2, 14119905), (3, 9413270), (5, 5647962), (6, 4706635), (10, 2823981), (15, 1882654), (30, 941327), (137, 206130), (274, 103065), (411, 68710), (685, 41226), (822, 34355), (1370, 20613), (2055, 13742), (4110, 6871)]