1622187

素因数分解:

$3^4\times 7^1\times {\mathrm{2861}}^1$

素因数の和:2880

約数の個数: 20

約数和(自身を含む): 2770416

約数和(自身を除く): 1148229

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 2861, 8583, 20027, 25749, 60081, 77247, 180243, 231741, 540729, 1622187]

約数ペア:

[(1, 1622187), (3, 540729), (7, 231741), (9, 180243), (21, 77247), (27, 60081), (63, 25749), (81, 20027), (189, 8583), (567, 2861)]