51995811

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{12197}}^1$

素因数の和:12243

約数の個数: 24

約数和(自身を含む): 83434320

約数和(自身を除く): 31438509

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4263, 12197, 36591, 85379, 256137, 353713, 597653, 1061139, 1792959, 2475991, 7427973, 17331937, 51995811]

約数ペア:

[(1, 51995811), (3, 17331937), (7, 7427973), (21, 2475991), (29, 1792959), (49, 1061139), (87, 597653), (147, 353713), (203, 256137), (609, 85379), (1421, 36591), (4263, 12197)]