7973397

素因数分解:

$3^4\times {\mathrm{173}}^1\times {\mathrm{569}}^1$

素因数の和:754

約数の個数: 20

約数和(自身を含む): 12000780

約数和(自身を除く): 4027383

約数列:

[1, 3, 9, 27, 81, 173, 519, 569, 1557, 1707, 4671, 5121, 14013, 15363, 46089, 98437, 295311, 885933, 2657799, 7973397]

約数ペア:

[(1, 7973397), (3, 2657799), (9, 885933), (27, 295311), (81, 98437), (173, 46089), (519, 15363), (569, 14013), (1557, 5121), (1707, 4671)]