72289321

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{7607}}^1$

素因数の和:7680

約数の個数: 16

約数和(自身を含む): 84357504

約数和(自身を除く): 12068183

約数列:

[1, 13, 17, 43, 221, 559, 731, 7607, 9503, 98891, 129319, 327101, 1681147, 4252313, 5560717, 72289321]

約数ペア:

[(1, 72289321), (13, 5560717), (17, 4252313), (43, 1681147), (221, 327101), (559, 129319), (731, 98891), (7607, 9503)]