408039982

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{479}}^1\times {\mathrm{857}}^1$

素因数の和:1416

約数の個数: 32

約数和(自身を含む): 711659520

約数和(自身を除く): 303619538

約数列:

[1, 2, 7, 14, 71, 142, 479, 497, 857, 958, 994, 1714, 3353, 5999, 6706, 11998, 34009, 60847, 68018, 121694, 238063, 410503, 425929, 476126, 821006, 851858, 2873521, 5747042, 29145713, 58291426, 204019991, 408039982]

約数ペア:

[(1, 408039982), (2, 204019991), (7, 58291426), (14, 29145713), (71, 5747042), (142, 2873521), (479, 851858), (497, 821006), (857, 476126), (958, 425929), (994, 410503), (1714, 238063), (3353, 121694), (5999, 68018), (6706, 60847), (11998, 34009)]