71697773

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{641}}^1$

素因数の和:725

約数の個数: 24

約数和(自身を含む): 89469120

約数和(自身を除く): 17771347

約数列:

[1, 7, 19, 29, 133, 203, 551, 641, 841, 3857, 4487, 5887, 12179, 15979, 18589, 85253, 111853, 130123, 353191, 539081, 2472337, 3773567, 10242539, 71697773]

約数ペア:

[(1, 71697773), (7, 10242539), (19, 3773567), (29, 2472337), (133, 539081), (203, 353191), (551, 130123), (641, 111853), (841, 85253), (3857, 18589), (4487, 15979), (5887, 12179)]