128407045

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{6607}}^1$

素因数の和:6661

約数の個数: 24

約数和(自身を含む): 174134016

約数和(自身を除く): 45726971

約数列:

[1, 5, 13, 23, 65, 115, 169, 299, 845, 1495, 3887, 6607, 19435, 33035, 85891, 151961, 429455, 759805, 1116583, 1975493, 5582915, 9877465, 25681409, 128407045]

約数ペア:

[(1, 128407045), (5, 25681409), (13, 9877465), (23, 5582915), (65, 1975493), (115, 1116583), (169, 759805), (299, 429455), (845, 151961), (1495, 85891), (3887, 33035), (6607, 19435)]