7875021

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{467}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 13298688

約数和(自身を除く): 5423667

約数列:

[1, 3, 7, 11, 21, 33, 73, 77, 219, 231, 467, 511, 803, 1401, 1533, 2409, 3269, 5137, 5621, 9807, 15411, 16863, 34091, 35959, 102273, 107877, 238637, 375001, 715911, 1125003, 2625007, 7875021]

約数ペア:

[(1, 7875021), (3, 2625007), (7, 1125003), (11, 715911), (21, 375001), (33, 238637), (73, 107877), (77, 102273), (219, 35959), (231, 34091), (467, 16863), (511, 15411), (803, 9807), (1401, 5621), (1533, 5137), (2409, 3269)]