66728696

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{337}}^1\times {\mathrm{467}}^1$

素因数の和:863

約数の個数: 32

約数和(自身を含む): 128129040

約数和(自身を除く): 61400344

約数列:

[1, 2, 4, 8, 53, 106, 212, 337, 424, 467, 674, 934, 1348, 1868, 2696, 3736, 17861, 24751, 35722, 49502, 71444, 99004, 142888, 157379, 198008, 314758, 629516, 1259032, 8341087, 16682174, 33364348, 66728696]

約数ペア:

[(1, 66728696), (2, 33364348), (4, 16682174), (8, 8341087), (53, 1259032), (106, 629516), (212, 314758), (337, 198008), (424, 157379), (467, 142888), (674, 99004), (934, 71444), (1348, 49502), (1868, 35722), (2696, 24751), (3736, 17861)]