87856573

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1$

素因数の和:697

約数の個数: 32

約数和(自身を含む): 112066560

約数和(自身を除く): 24209987

約数列:

[1, 7, 23, 29, 31, 161, 203, 217, 607, 667, 713, 899, 4249, 4669, 4991, 6293, 13961, 17603, 18817, 20677, 97727, 123221, 131719, 144739, 404869, 432791, 545693, 2834083, 3029537, 3819851, 12550939, 87856573]

約数ペア:

[(1, 87856573), (7, 12550939), (23, 3819851), (29, 3029537), (31, 2834083), (161, 545693), (203, 432791), (217, 404869), (607, 144739), (667, 131719), (713, 123221), (899, 97727), (4249, 20677), (4669, 18817), (4991, 17603), (6293, 13961)]