128781084

素因数分解:

$2^2\times 3^1\times {\mathrm{163}}^1\times {\mathrm{65839}}^1$

素因数の和:66009

約数の個数: 24

約数和(自身を含む): 302337280

約数和(自身を除く): 173556196

約数列:

[1, 2, 3, 4, 6, 12, 163, 326, 489, 652, 978, 1956, 65839, 131678, 197517, 263356, 395034, 790068, 10731757, 21463514, 32195271, 42927028, 64390542, 128781084]

約数ペア:

[(1, 128781084), (2, 64390542), (3, 42927028), (4, 32195271), (6, 21463514), (12, 10731757), (163, 790068), (326, 395034), (489, 263356), (652, 197517), (978, 131678), (1956, 65839)]