313089921

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{331}}^1\times {\mathrm{661}}^1$

素因数の和:1054

約数の個数: 32

約数和(自身を含む): 474733440

約数和(自身を除く): 161643519

約数列:

[1, 3, 9, 27, 53, 159, 331, 477, 661, 993, 1431, 1983, 2979, 5949, 8937, 17543, 17847, 35033, 52629, 105099, 157887, 218791, 315297, 473661, 656373, 945891, 1969119, 5907357, 11595923, 34787769, 104363307, 313089921]

約数ペア:

[(1, 313089921), (3, 104363307), (9, 34787769), (27, 11595923), (53, 5907357), (159, 1969119), (331, 945891), (477, 656373), (661, 473661), (993, 315297), (1431, 218791), (1983, 157887), (2979, 105099), (5949, 52629), (8937, 35033), (17543, 17847)]