199065890

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{272693}}^1$

素因数の和:272773

約数の個数: 16

約数和(自身を含む): 363228408

約数和(自身を除く): 164162518

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 272693, 545386, 1363465, 2726930, 19906589, 39813178, 99532945, 199065890]

約数ペア:

[(1, 199065890), (2, 99532945), (5, 39813178), (10, 19906589), (73, 2726930), (146, 1363465), (365, 545386), (730, 272693)]