50820497

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:95

約数の個数: 54

約数和(自身を含む): 71535798

約数和(自身を除く): 20715301

約数列:

[1, 7, 13, 17, 19, 49, 91, 119, 133, 169, 221, 247, 323, 361, 637, 833, 931, 1183, 1547, 1729, 2261, 2527, 2873, 3211, 4199, 4693, 6137, 8281, 10829, 12103, 15827, 17689, 20111, 22477, 29393, 32851, 42959, 54587, 61009, 79781, 140777, 157339, 205751, 229957, 300713, 382109, 427063, 558467, 1037153, 2674763, 2989441, 3909269, 7260071, 50820497]

約数ペア:

[(1, 50820497), (7, 7260071), (13, 3909269), (17, 2989441), (19, 2674763), (49, 1037153), (91, 558467), (119, 427063), (133, 382109), (169, 300713), (221, 229957), (247, 205751), (323, 157339), (361, 140777), (637, 79781), (833, 61009), (931, 54587), (1183, 42959), (1547, 32851), (1729, 29393), (2261, 22477), (2527, 20111), (2873, 17689), (3211, 15827), (4199, 12103), (4693, 10829), (6137, 8281)]