268978857

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{4373}}^1$

素因数の和:4513

約数の個数: 32

約数和(自身を含む): 428302080

約数和(自身を除く): 159323223

約数列:

[1, 3, 7, 21, 29, 87, 101, 203, 303, 609, 707, 2121, 2929, 4373, 8787, 13119, 20503, 30611, 61509, 91833, 126817, 380451, 441673, 887719, 1325019, 2663157, 3091711, 9275133, 12808517, 38425551, 89659619, 268978857]

約数ペア:

[(1, 268978857), (3, 89659619), (7, 38425551), (21, 12808517), (29, 9275133), (87, 3091711), (101, 2663157), (203, 1325019), (303, 887719), (609, 441673), (707, 380451), (2121, 126817), (2929, 91833), (4373, 61509), (8787, 30611), (13119, 20503)]