71020781

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{3313}}^1$

素因数の和:3440

約数の個数: 16

約数和(自身を含む): 81842544

約数和(自身を除く): 10821763

約数列:

[1, 13, 17, 97, 221, 1261, 1649, 3313, 21437, 43069, 56321, 321361, 732173, 4177693, 5463137, 71020781]

約数ペア:

[(1, 71020781), (13, 5463137), (17, 4177693), (97, 732173), (221, 321361), (1261, 56321), (1649, 43069), (3313, 21437)]