440219998

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{98837}}^1$

素因数の和:98987

約数の個数: 16

約数和(自身を含む): 704517264

約数和(自身を除く): 264297266

約数列:

[1, 2, 17, 34, 131, 262, 2227, 4454, 98837, 197674, 1680229, 3360458, 12947647, 25895294, 220109999, 440219998]

約数ペア:

[(1, 440219998), (2, 220109999), (17, 25895294), (34, 12947647), (131, 3360458), (262, 1680229), (2227, 197674), (4454, 98837)]