221408942

素因数分解:

$2^1\times {\mathrm{359}}^1\times {\mathrm{401}}^1\times {\mathrm{769}}^1$

素因数の和:1531

約数の個数: 16

約数和(自身を含む): 334303200

約数和(自身を除く): 112894258

約数列:

[1, 2, 359, 401, 718, 769, 802, 1538, 143959, 276071, 287918, 308369, 552142, 616738, 110704471, 221408942]

約数ペア:

[(1, 221408942), (2, 110704471), (359, 616738), (401, 552142), (718, 308369), (769, 287918), (802, 276071), (1538, 143959)]