20170150819

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{103141}}^1$

素因数の和:103475

約数の個数: 24

約数和(自身を含む): 25350653328

約数和(自身を除く): 5180502509

約数列:

[1, 7, 13, 49, 91, 307, 637, 2149, 3991, 15043, 27937, 103141, 195559, 721987, 1340833, 5053909, 9385831, 31664287, 65700817, 221650009, 411635731, 1551550063, 2881450117, 20170150819]

約数ペア:

[(1, 20170150819), (7, 2881450117), (13, 1551550063), (49, 411635731), (91, 221650009), (307, 65700817), (637, 31664287), (2149, 9385831), (3991, 5053909), (15043, 1340833), (27937, 721987), (103141, 195559)]