897531803

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 1067489280

約数和(自身を除く): 169957477

約数列:

[1, 7, 71, 89, 103, 197, 497, 623, 721, 1379, 6319, 7313, 9167, 13987, 17533, 20291, 44233, 51191, 64169, 97909, 122731, 142037, 650857, 1244843, 1440661, 1805899, 4555999, 8713901, 10084627, 12641293, 128218829, 897531803]

約数ペア:

[(1, 897531803), (7, 128218829), (71, 12641293), (89, 10084627), (103, 8713901), (197, 4555999), (497, 1805899), (623, 1440661), (721, 1244843), (1379, 650857), (6319, 142037), (7313, 122731), (9167, 97909), (13987, 64169), (17533, 51191), (20291, 44233)]