221533338

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2840171}}^1$

素因数の和:2840189

約数の個数: 16

約数和(自身を含む): 477148896

約数和(自身を除く): 255615558

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2840171, 5680342, 8520513, 17041026, 36922223, 73844446, 110766669, 221533338]

約数ペア:

[(1, 221533338), (2, 110766669), (3, 73844446), (6, 36922223), (13, 17041026), (26, 8520513), (39, 5680342), (78, 2840171)]