215683713

素因数分解:

$3^2\times 7^1\times {\mathrm{673}}^1\times {\mathrm{5087}}^1$

素因数の和:5773

約数の個数: 24

約数和(自身を含む): 356648448

約数和(自身を除く): 140964735

約数列:

[1, 3, 7, 9, 21, 63, 673, 2019, 4711, 5087, 6057, 14133, 15261, 35609, 42399, 45783, 106827, 320481, 3423551, 10270653, 23964857, 30811959, 71894571, 215683713]

約数ペア:

[(1, 215683713), (3, 71894571), (7, 30811959), (9, 23964857), (21, 10270653), (63, 3423551), (673, 320481), (2019, 106827), (4711, 45783), (5087, 42399), (6057, 35609), (14133, 15261)]