127980728

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{372037}}^1$

素因数の和:372086

約数の個数: 16

約数和(自身を含む): 245545080

約数和(自身を除く): 117564352

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 372037, 744074, 1488148, 2976296, 15997591, 31995182, 63990364, 127980728]

約数ペア:

[(1, 127980728), (2, 63990364), (4, 31995182), (8, 15997591), (43, 2976296), (86, 1488148), (172, 744074), (344, 372037)]