85424689

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:577

約数の個数: 24

約数和(自身を含む): 103047336

約数和(自身を除く): 17622647

約数列:

[1, 7, 41, 49, 101, 287, 421, 707, 2009, 2947, 4141, 4949, 17261, 20629, 28987, 42521, 120827, 202909, 297647, 845789, 1743361, 2083529, 12203527, 85424689]

約数ペア:

[(1, 85424689), (7, 12203527), (41, 2083529), (49, 1743361), (101, 845789), (287, 297647), (421, 202909), (707, 120827), (2009, 42521), (2947, 28987), (4141, 20629), (4949, 17261)]