128415833

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{1487}}^1$

素因数の和:1593

約数の個数: 24

約数和(自身を含む): 161203968

約数和(自身を除く): 32788135

約数列:

[1, 7, 13, 73, 91, 169, 511, 949, 1183, 1487, 6643, 10409, 12337, 19331, 86359, 108551, 135317, 251303, 759857, 1411163, 1759121, 9878141, 18345119, 128415833]

約数ペア:

[(1, 128415833), (7, 18345119), (13, 9878141), (73, 1759121), (91, 1411163), (169, 759857), (511, 251303), (949, 135317), (1183, 108551), (1487, 86359), (6643, 19331), (10409, 12337)]