128830312

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1109}}^1\times {\mathrm{1117}}^1$

素因数の和:2245

約数の個数: 32

約数和(自身を含む): 260605800

約数和(自身を除く): 131775488

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1109, 1117, 2218, 2234, 4436, 4468, 8872, 8936, 14417, 14521, 28834, 29042, 57668, 58084, 115336, 116168, 1238753, 2477506, 4955012, 9910024, 16103789, 32207578, 64415156, 128830312]

約数ペア:

[(1, 128830312), (2, 64415156), (4, 32207578), (8, 16103789), (13, 9910024), (26, 4955012), (52, 2477506), (104, 1238753), (1109, 116168), (1117, 115336), (2218, 58084), (2234, 57668), (4436, 29042), (4468, 28834), (8872, 14521), (8936, 14417)]