156979291

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1811}}^1$

素因数の和:1915

約数の個数: 24

約数和(自身を含む): 192108240

約数和(自身を除く): 35128949

約数列:

[1, 7, 29, 49, 61, 203, 427, 1421, 1769, 1811, 2989, 12383, 12677, 52519, 86681, 88739, 110471, 367633, 773297, 2573431, 3203659, 5413079, 22425613, 156979291]

約数ペア:

[(1, 156979291), (7, 22425613), (29, 5413079), (49, 3203659), (61, 2573431), (203, 773297), (427, 367633), (1421, 110471), (1769, 88739), (1811, 86681), (2989, 52519), (12383, 12677)]