2154560639

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{971}}^1\times {\mathrm{28817}}^1$

素因数の和:29806

約数の個数: 16

約数和(自身を含む): 2689065216

約数和(自身を除く): 534504577

約数列:

[1, 7, 11, 77, 971, 6797, 10681, 28817, 74767, 201719, 316987, 2218909, 27981307, 195869149, 307794377, 2154560639]

約数ペア:

[(1, 2154560639), (7, 307794377), (11, 195869149), (77, 27981307), (971, 2218909), (6797, 316987), (10681, 201719), (28817, 74767)]