199974243

素因数分解:

$3^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{13469}}^1$

素因数の和:13587

約数の個数: 24

約数和(自身を含む): 313258320

約数和(自身を除く): 113284077

約数列:

[1, 3, 7, 21, 49, 101, 147, 303, 707, 2121, 4949, 13469, 14847, 40407, 94283, 282849, 659981, 1360369, 1979943, 4081107, 9522583, 28567749, 66658081, 199974243]

約数ペア:

[(1, 199974243), (3, 66658081), (7, 28567749), (21, 9522583), (49, 4081107), (101, 1979943), (147, 1360369), (303, 659981), (707, 282849), (2121, 94283), (4949, 40407), (13469, 14847)]