128907598

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1\times {\mathrm{2473}}^1$

素因数の和:2931

約数の個数: 16

約数和(自身を含む): 196831440

約数和(自身を除く): 67923842

約数列:

[1, 2, 67, 134, 389, 778, 2473, 4946, 26063, 52126, 165691, 331382, 961997, 1923994, 64453799, 128907598]

約数ペア:

[(1, 128907598), (2, 64453799), (67, 1923994), (134, 961997), (389, 331382), (778, 165691), (2473, 52126), (4946, 26063)]