208638

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:248

約数の個数: 24

約数和(自身を含む): 461448

約数和(自身を除く): 252810

約数列:

[1, 2, 3, 6, 9, 18, 67, 134, 173, 201, 346, 402, 519, 603, 1038, 1206, 1557, 3114, 11591, 23182, 34773, 69546, 104319, 208638]

約数ペア:

[(1, 208638), (2, 104319), (3, 69546), (6, 34773), (9, 23182), (18, 11591), (67, 3114), (134, 1557), (173, 1206), (201, 1038), (346, 603), (402, 519)]