420199171

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{11057}}^1$

素因数の和:11214

約数の個数: 16

約数和(自身を含む): 493629120

約数和(自身を除く): 73429949

約数列:

[1, 7, 61, 89, 427, 623, 5429, 11057, 38003, 77399, 674477, 984073, 4721339, 6888511, 60028453, 420199171]

約数ペア:

[(1, 420199171), (7, 60028453), (61, 6888511), (89, 4721339), (427, 984073), (623, 674477), (5429, 77399), (11057, 38003)]