213058781

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{1619}}^1$

素因数の和:1876

約数の個数: 16

約数和(自身を含む): 235146240

約数和(自身を除く): 22087459

約数列:

[1, 13, 53, 191, 689, 1619, 2483, 10123, 21047, 85807, 131599, 309229, 1115491, 4019977, 16389137, 213058781]

約数ペア:

[(1, 213058781), (13, 16389137), (53, 4019977), (191, 1115491), (689, 309229), (1619, 131599), (2483, 85807), (10123, 21047)]