312304839

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{677}}^1\times {\mathrm{1997}}^1$

素因数の和:2695

約数の個数: 32

約数和(自身を含む): 520183296

約数和(自身を除く): 207878457

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 677, 1997, 2031, 4739, 5991, 7447, 13979, 14217, 21967, 22341, 41937, 52129, 65901, 153769, 156387, 461307, 1351969, 4055907, 9463783, 14871659, 28391349, 44614977, 104101613, 312304839]

約数ペア:

[(1, 312304839), (3, 104101613), (7, 44614977), (11, 28391349), (21, 14871659), (33, 9463783), (77, 4055907), (231, 1351969), (677, 461307), (1997, 156387), (2031, 153769), (4739, 65901), (5991, 52129), (7447, 41937), (13979, 22341), (14217, 21967)]