225112783

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 272802816

約数和(自身を除く): 47690033

約数列:

[1, 7, 43, 53, 103, 137, 301, 371, 721, 959, 2279, 4429, 5459, 5891, 7261, 14111, 15953, 31003, 38213, 41237, 50827, 98777, 234737, 312223, 606773, 747883, 1643159, 2185561, 4247411, 5235181, 32158969, 225112783]

約数ペア:

[(1, 225112783), (7, 32158969), (43, 5235181), (53, 4247411), (103, 2185561), (137, 1643159), (301, 747883), (371, 606773), (721, 312223), (959, 234737), (2279, 98777), (4429, 50827), (5459, 41237), (5891, 38213), (7261, 31003), (14111, 15953)]