1997135

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1327}}^1$

素因数の和:1382

約数の個数: 16

約数和(自身を含む): 2804736

約数和(自身を除く): 807601

約数列:

[1, 5, 7, 35, 43, 215, 301, 1327, 1505, 6635, 9289, 46445, 57061, 285305, 399427, 1997135]

約数ペア:

[(1, 1997135), (5, 399427), (7, 285305), (35, 57061), (43, 46445), (215, 9289), (301, 6635), (1327, 1505)]