201608405

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{3761}}^1$

素因数の和:3988

約数の個数: 16

約数和(自身を含む): 247027968

約数和(自身を除く): 45419563

約数列:

[1, 5, 71, 151, 355, 755, 3761, 10721, 18805, 53605, 267031, 567911, 1335155, 2839555, 40321681, 201608405]

約数ペア:

[(1, 201608405), (5, 40321681), (71, 2839555), (151, 1335155), (355, 567911), (755, 267031), (3761, 53605), (10721, 18805)]