26681221

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{379}}^1$

素因数の和:588

約数の個数: 16

約数和(自身を含む): 31190400

約数和(自身を除く): 4509179

約数列:

[1, 7, 89, 113, 379, 623, 791, 2653, 10057, 33731, 42827, 70399, 236117, 299789, 3811603, 26681221]

約数ペア:

[(1, 26681221), (7, 3811603), (89, 299789), (113, 236117), (379, 70399), (623, 42827), (791, 33731), (2653, 10057)]