245765517

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{18959}}^1$

素因数の和:19140

約数の個数: 16

約数和(自身を含む): 341280000

約数和(自身を除く): 95514483

約数列:

[1, 3, 29, 87, 149, 447, 4321, 12963, 18959, 56877, 549811, 1649433, 2824891, 8474673, 81921839, 245765517]

約数ペア:

[(1, 245765517), (3, 81921839), (29, 8474673), (87, 2824891), (149, 1649433), (447, 549811), (4321, 56877), (12963, 18959)]