1742279

素因数分解:

$7^1\times {\mathrm{11}}^4\times {\mathrm{17}}^1$

素因数の和:68

約数の個数: 20

約数和(自身を含む): 2319120

約数和(自身を除く): 576841

約数列:

[1, 7, 11, 17, 77, 119, 121, 187, 847, 1309, 1331, 2057, 9317, 14399, 14641, 22627, 102487, 158389, 248897, 1742279]

約数ペア:

[(1, 1742279), (7, 248897), (11, 158389), (17, 102487), (77, 22627), (119, 14641), (121, 14399), (187, 9317), (847, 2057), (1309, 1331)]