225408021

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1\times {\mathrm{5279}}^1$

素因数の和:5656

約数の個数: 16

約数和(自身を含む): 308520960

約数和(自身を除く): 83112939

約数列:

[1, 3, 43, 129, 331, 993, 5279, 14233, 15837, 42699, 226997, 680991, 1747349, 5242047, 75136007, 225408021]

約数ペア:

[(1, 225408021), (3, 75136007), (43, 5242047), (129, 1747349), (331, 680991), (993, 226997), (5279, 42699), (14233, 15837)]