287768221

素因数分解:

${\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1\times {\mathrm{1597}}^1$

素因数の和:1860

約数の個数: 16

約数和(自身を含む): 315713664

約数和(自身を除く): 27945443

約数列:

[1, 13, 83, 167, 1079, 1597, 2171, 13861, 20761, 132551, 180193, 266699, 1723163, 3467087, 22136017, 287768221]

約数ペア:

[(1, 287768221), (13, 22136017), (83, 3467087), (167, 1723163), (1079, 266699), (1597, 180193), (2171, 132551), (13861, 20761)]