1978305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 3677184

約数和(自身を除く): 1698879

約数列:

[1, 3, 5, 7, 15, 21, 35, 83, 105, 227, 249, 415, 581, 681, 1135, 1245, 1589, 1743, 2905, 3405, 4767, 7945, 8715, 18841, 23835, 56523, 94205, 131887, 282615, 395661, 659435, 1978305]

約数ペア:

[(1, 1978305), (3, 659435), (5, 395661), (7, 282615), (15, 131887), (21, 94205), (35, 56523), (83, 23835), (105, 18841), (227, 8715), (249, 7945), (415, 4767), (581, 3405), (681, 2905), (1135, 1743), (1245, 1589)]