28301208

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{90709}}^1$

素因数の和:90731

約数の個数: 32

約数和(自身を含む): 76196400

約数和(自身を除く): 47895192

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 90709, 181418, 272127, 362836, 544254, 725672, 1088508, 1179217, 2177016, 2358434, 3537651, 4716868, 7075302, 9433736, 14150604, 28301208]

約数ペア:

[(1, 28301208), (2, 14150604), (3, 9433736), (4, 7075302), (6, 4716868), (8, 3537651), (12, 2358434), (13, 2177016), (24, 1179217), (26, 1088508), (39, 725672), (52, 544254), (78, 362836), (104, 272127), (156, 181418), (312, 90709)]