489657273

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1371589}}^1$

素因数の和:1371616

約数の個数: 16

約数和(自身を含む): 790035840

約数和(自身を除く): 300378567

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 1371589, 4114767, 9601123, 23317013, 28803369, 69951039, 163219091, 489657273]

約数ペア:

[(1, 489657273), (3, 163219091), (7, 69951039), (17, 28803369), (21, 23317013), (51, 9601123), (119, 4114767), (357, 1371589)]