890508715

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{397}}^1\times {\mathrm{10433}}^1$

素因数の和:10878

約数の個数: 16

約数和(自身を含む): 1096321248

約数和(自身を除く): 205812533

約数列:

[1, 5, 43, 215, 397, 1985, 10433, 17071, 52165, 85355, 448619, 2243095, 4141901, 20709505, 178101743, 890508715]

約数ペア:

[(1, 890508715), (5, 178101743), (43, 20709505), (215, 4141901), (397, 2243095), (1985, 448619), (10433, 85355), (17071, 52165)]