128376915

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{372107}}^1$

素因数の和:372138

約数の個数: 16

約数和(自身を含む): 214334208

約数和(自身を除く): 85957293

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 372107, 1116321, 1860535, 5581605, 8558461, 25675383, 42792305, 128376915]

約数ペア:

[(1, 128376915), (3, 42792305), (5, 25675383), (15, 8558461), (23, 5581605), (69, 1860535), (115, 1116321), (345, 372107)]