15209315

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:227

約数の個数: 32

約数和(自身を含む): 20908800

約数和(自身を除く): 5699485

約数列:

[1, 5, 11, 43, 55, 59, 109, 215, 295, 473, 545, 649, 1199, 2365, 2537, 3245, 4687, 5995, 6431, 12685, 23435, 27907, 32155, 51557, 70741, 139535, 257785, 276533, 353705, 1382665, 3041863, 15209315]

約数ペア:

[(1, 15209315), (5, 3041863), (11, 1382665), (43, 353705), (55, 276533), (59, 257785), (109, 139535), (215, 70741), (295, 51557), (473, 32155), (545, 27907), (649, 23435), (1199, 12685), (2365, 6431), (2537, 5995), (3245, 4687)]