17903673

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{3299}}^1$

素因数の和:3378

約数の個数: 20

約数和(自身を含む): 27152400

約数和(自身を除く): 9248727

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 3299, 5427, 9897, 29691, 89073, 221033, 267219, 663099, 1989297, 5967891, 17903673]

約数ペア:

[(1, 17903673), (3, 5967891), (9, 1989297), (27, 663099), (67, 267219), (81, 221033), (201, 89073), (603, 29691), (1809, 9897), (3299, 5427)]