1293327

素因数分解:

$3^4\times 7^1\times {\mathrm{2281}}^1$

素因数の和:2300

約数の個数: 20

約数和(自身を含む): 2208976

約数和(自身を除く): 915649

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 2281, 6843, 15967, 20529, 47901, 61587, 143703, 184761, 431109, 1293327]

約数ペア:

[(1, 1293327), (3, 431109), (7, 184761), (9, 143703), (21, 61587), (27, 47901), (63, 20529), (81, 15967), (189, 6843), (567, 2281)]