28558005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{271981}}^1$

素因数の和:271996

約数の個数: 16

約数和(自身を含む): 52220544

約数和(自身を除く): 23662539

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 271981, 815943, 1359905, 1903867, 4079715, 5711601, 9519335, 28558005]

約数ペア:

[(1, 28558005), (3, 9519335), (5, 5711601), (7, 4079715), (15, 1903867), (21, 1359905), (35, 815943), (105, 271981)]