70020391

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1\times {\mathrm{661}}^1$

素因数の和:1114

約数の個数: 16

約数和(自身を含む): 82511680

約数和(自身を除く): 12491289

約数列:

[1, 7, 37, 259, 409, 661, 2863, 4627, 15133, 24457, 105931, 171199, 270349, 1892443, 10002913, 70020391]

約数ペア:

[(1, 70020391), (7, 10002913), (37, 1892443), (259, 270349), (409, 171199), (661, 105931), (2863, 24457), (4627, 15133)]