171808569

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{4013}}^1$

素因数の和:4157

約数の個数: 24

約数和(自身を含む): 255483072

約数和(自身を除く): 83674503

約数列:

[1, 3, 9, 67, 71, 201, 213, 603, 639, 4013, 4757, 12039, 14271, 36117, 42813, 268871, 284923, 806613, 854769, 2419839, 2564307, 19089841, 57269523, 171808569]

約数ペア:

[(1, 171808569), (3, 57269523), (9, 19089841), (67, 2564307), (71, 2419839), (201, 854769), (213, 806613), (603, 284923), (639, 268871), (4013, 42813), (4757, 36117), (12039, 14271)]