67791705

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{1543}}^1$

素因数の和:1681

約数の個数: 32

約数和(自身を含む): 113391360

約数和(自身を除く): 45599655

約数列:

[1, 3, 5, 15, 29, 87, 101, 145, 303, 435, 505, 1515, 1543, 2929, 4629, 7715, 8787, 14645, 23145, 43935, 44747, 134241, 155843, 223735, 467529, 671205, 779215, 2337645, 4519447, 13558341, 22597235, 67791705]

約数ペア:

[(1, 67791705), (3, 22597235), (5, 13558341), (15, 4519447), (29, 2337645), (87, 779215), (101, 671205), (145, 467529), (303, 223735), (435, 155843), (505, 134241), (1515, 44747), (1543, 43935), (2929, 23145), (4629, 14645), (7715, 8787)]