2009187089

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{25349}}^1$

素因数の和:25449

約数の個数: 24

約数和(自身を含む): 2523643200

約数和(自身を除く): 514456111

約数列:

[1, 7, 13, 67, 91, 169, 469, 871, 1183, 6097, 11323, 25349, 79261, 177443, 329537, 1698383, 2306759, 4283981, 11888681, 22078979, 29987867, 154552853, 287026727, 2009187089]

約数ペア:

[(1, 2009187089), (7, 287026727), (13, 154552853), (67, 29987867), (91, 22078979), (169, 11888681), (469, 4283981), (871, 2306759), (1183, 1698383), (6097, 329537), (11323, 177443), (25349, 79261)]