440269438

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{11971}}^1$

素因数の和:12088

約数の個数: 32

約数和(自身を含む): 786129408

約数和(自身を除く): 345859970

約数列:

[1, 2, 7, 14, 37, 71, 74, 142, 259, 497, 518, 994, 2627, 5254, 11971, 18389, 23942, 36778, 83797, 167594, 442927, 849941, 885854, 1699882, 3100489, 5949587, 6200978, 11899174, 31447817, 62895634, 220134719, 440269438]

約数ペア:

[(1, 440269438), (2, 220134719), (7, 62895634), (14, 31447817), (37, 11899174), (71, 6200978), (74, 5949587), (142, 3100489), (259, 1699882), (497, 885854), (518, 849941), (994, 442927), (2627, 167594), (5254, 83797), (11971, 36778), (18389, 23942)]