215565321

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{98297}}^1$

素因数の和:98360

約数の個数: 16

約数和(自身を含む): 311408064

約数和(自身を除く): 95842743

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 98297, 294891, 1671049, 4226771, 5013147, 12680313, 71855107, 215565321]

約数ペア:

[(1, 215565321), (3, 71855107), (17, 12680313), (43, 5013147), (51, 4226771), (129, 1671049), (731, 294891), (2193, 98297)]