222578198

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{42139}}^1$

素因数の和:42299

約数の個数: 16

約数和(自身を含む): 353976000

約数和(自身を除く): 131397802

約数列:

[1, 2, 19, 38, 139, 278, 2641, 5282, 42139, 84278, 800641, 1601282, 5857321, 11714642, 111289099, 222578198]

約数ペア:

[(1, 222578198), (2, 111289099), (19, 11714642), (38, 5857321), (139, 1601282), (278, 800641), (2641, 84278), (5282, 42139)]