221172196

素因数分解:

$2^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{45659}}^1$

素因数の和:45843

約数の個数: 24

約数和(自身を含む): 444911040

約数和(自身を除く): 223738844

約数列:

[1, 2, 4, 7, 14, 28, 173, 346, 692, 1211, 2422, 4844, 45659, 91318, 182636, 319613, 639226, 1278452, 7899007, 15798014, 31596028, 55293049, 110586098, 221172196]

約数ペア:

[(1, 221172196), (2, 110586098), (4, 55293049), (7, 31596028), (14, 15798014), (28, 7899007), (173, 1278452), (346, 639226), (692, 319613), (1211, 182636), (2422, 91318), (4844, 45659)]