1897267585

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{65729}}^1$

素因数の和:66008

約数の個数: 16

約数和(自身を含む): 2385210240

約数和(自身を除く): 487942655

約数列:

[1, 5, 23, 115, 251, 1255, 5773, 28865, 65729, 328645, 1511767, 7558835, 16497979, 82489895, 379453517, 1897267585]

約数ペア:

[(1, 1897267585), (5, 379453517), (23, 82489895), (115, 16497979), (251, 7558835), (1255, 1511767), (5773, 328645), (28865, 65729)]