215524148

素因数分解:

$2^2\times 7^2\times {\mathrm{223}}^1\times {\mathrm{4931}}^1$

素因数の和:5172

約数の個数: 36

約数和(自身を含む): 440802432

約数和(自身を除く): 225278284

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 223, 446, 892, 1561, 3122, 4931, 6244, 9862, 10927, 19724, 21854, 34517, 43708, 69034, 138068, 241619, 483238, 966476, 1099613, 2199226, 4398452, 7697291, 15394582, 30789164, 53881037, 107762074, 215524148]

約数ペア:

[(1, 215524148), (2, 107762074), (4, 53881037), (7, 30789164), (14, 15394582), (28, 7697291), (49, 4398452), (98, 2199226), (196, 1099613), (223, 966476), (446, 483238), (892, 241619), (1561, 138068), (3122, 69034), (4931, 43708), (6244, 34517), (9862, 21854), (10927, 19724)]