81158833

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 101606400

約数和(自身を除く): 20447567

約数列:

[1, 7, 17, 79, 89, 97, 119, 553, 623, 679, 1343, 1513, 1649, 7031, 7663, 8633, 9401, 10591, 11543, 49217, 53641, 60431, 119527, 130271, 146761, 682007, 836689, 911897, 1027327, 4774049, 11594119, 81158833]

約数ペア:

[(1, 81158833), (7, 11594119), (17, 4774049), (79, 1027327), (89, 911897), (97, 836689), (119, 682007), (553, 146761), (623, 130271), (679, 119527), (1343, 60431), (1513, 53641), (1649, 49217), (7031, 11543), (7663, 10591), (8633, 9401)]