1816101

素因数分解:

$3^4\times 7^1\times {\mathrm{3203}}^1$

素因数の和:3222

約数の個数: 20

約数和(自身を含む): 3101472

約数和(自身を除く): 1285371

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 3203, 9609, 22421, 28827, 67263, 86481, 201789, 259443, 605367, 1816101]

約数ペア:

[(1, 1816101), (3, 605367), (7, 259443), (9, 201789), (21, 86481), (27, 67263), (63, 28827), (81, 22421), (189, 9609), (567, 3203)]