1284260047

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{20747}}^1$

素因数の和:21030

約数の個数: 16

約数和(自身を含む): 1513774080

約数和(自身を除く): 229514033

約数列:

[1, 7, 37, 239, 259, 1673, 8843, 20747, 61901, 145229, 767639, 4958533, 5373473, 34709731, 183465721, 1284260047]

約数ペア:

[(1, 1284260047), (7, 183465721), (37, 34709731), (239, 5373473), (259, 4958533), (1673, 767639), (8843, 145229), (20747, 61901)]