217873356

素因数分解:

$2^2\times 3^1\times {\mathrm{239}}^1\times {\mathrm{75967}}^1$

素因数の和:76213

約数の個数: 24

約数和(自身を含む): 510504960

約数和(自身を除く): 292631604

約数列:

[1, 2, 3, 4, 6, 12, 239, 478, 717, 956, 1434, 2868, 75967, 151934, 227901, 303868, 455802, 911604, 18156113, 36312226, 54468339, 72624452, 108936678, 217873356]

約数ペア:

[(1, 217873356), (2, 108936678), (3, 72624452), (4, 54468339), (6, 36312226), (12, 18156113), (239, 911604), (478, 455802), (717, 303868), (956, 227901), (1434, 151934), (2868, 75967)]