39671961

素因数分解:

$3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{6971}}^1$

素因数の和:7252

約数の個数: 16

約数和(自身を含む): 60684288

約数和(自身を除く): 21012327

約数列:

[1, 3, 7, 21, 271, 813, 1897, 5691, 6971, 20913, 48797, 146391, 1889141, 5667423, 13223987, 39671961]

約数ペア:

[(1, 39671961), (3, 13223987), (7, 5667423), (21, 1889141), (271, 146391), (813, 48797), (1897, 20913), (5691, 6971)]