205514379

素因数分解:

$3^2\times 7^2\times {\mathrm{466019}}^1$

素因数の和:466039

約数の個数: 18

約数和(自身を含む): 345320820

約数和(自身を除く): 139806441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 466019, 1398057, 3262133, 4194171, 9786399, 22834931, 29359197, 68504793, 205514379]

約数ペア:

[(1, 205514379), (3, 68504793), (7, 29359197), (9, 22834931), (21, 9786399), (49, 4194171), (63, 3262133), (147, 1398057), (441, 466019)]