28723778

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{5381}}^1$

素因数の和:5557

約数の個数: 16

約数和(自身を含む): 45919224

約数和(自身を除く): 17195446

約数列:

[1, 2, 17, 34, 157, 314, 2669, 5338, 5381, 10762, 91477, 182954, 844817, 1689634, 14361889, 28723778]

約数ペア:

[(1, 28723778), (2, 14361889), (17, 1689634), (34, 844817), (157, 182954), (314, 91477), (2669, 10762), (5338, 5381)]