280535736

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{899153}}^1$

素因数の和:899175

約数の個数: 32

約数和(自身を含む): 755289360

約数和(自身を除く): 474753624

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 899153, 1798306, 2697459, 3596612, 5394918, 7193224, 10789836, 11688989, 21579672, 23377978, 35066967, 46755956, 70133934, 93511912, 140267868, 280535736]

約数ペア:

[(1, 280535736), (2, 140267868), (3, 93511912), (4, 70133934), (6, 46755956), (8, 35066967), (12, 23377978), (13, 21579672), (24, 11688989), (26, 10789836), (39, 7193224), (52, 5394918), (78, 3596612), (104, 2697459), (156, 1798306), (312, 899153)]