2219643

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{409}}^1$

素因数の和:488

約数の個数: 20

約数和(自身を含む): 3373480

約数和(自身を除く): 1153837

約数列:

[1, 3, 9, 27, 67, 81, 201, 409, 603, 1227, 1809, 3681, 5427, 11043, 27403, 33129, 82209, 246627, 739881, 2219643]

約数ペア:

[(1, 2219643), (3, 739881), (9, 246627), (27, 82209), (67, 33129), (81, 27403), (201, 11043), (409, 5427), (603, 3681), (1227, 1809)]