31893911

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{661}}^1$

素因数の和:842

約数の個数: 16

約数和(自身を含む): 37432128

約数和(自身を除く): 5538217

約数列:

[1, 7, 61, 113, 427, 661, 791, 4627, 6893, 40321, 48251, 74693, 282247, 522851, 4556273, 31893911]

約数ペア:

[(1, 31893911), (7, 4556273), (61, 522851), (113, 282247), (427, 74693), (661, 48251), (791, 40321), (4627, 6893)]