7744339981

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1\times {\mathrm{977}}^1$

素因数の和:1485

約数の個数: 32

約数和(自身を含む): 9227312640

約数和(自身を除く): 1482972659

約数列:

[1, 7, 41, 71, 287, 389, 497, 977, 2723, 2911, 6839, 15949, 20377, 27619, 40057, 69367, 111643, 193333, 280399, 380053, 485569, 1132379, 2660371, 2844047, 7926653, 15582173, 19908329, 26983763, 109075211, 188886341, 1106334283, 7744339981]

約数ペア:

[(1, 7744339981), (7, 1106334283), (41, 188886341), (71, 109075211), (287, 26983763), (389, 19908329), (497, 15582173), (977, 7926653), (2723, 2844047), (2911, 2660371), (6839, 1132379), (15949, 485569), (20377, 380053), (27619, 280399), (40057, 193333), (69367, 111643)]