15915315

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4801}}^1$

素因数の和:4839

約数の個数: 32

約数和(自身を含む): 29042496

約数和(自身を除く): 13127181

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 4801, 14403, 24005, 62413, 72015, 81617, 187239, 244851, 312065, 408085, 936195, 1061021, 1224255, 3183063, 5305105, 15915315]

約数ペア:

[(1, 15915315), (3, 5305105), (5, 3183063), (13, 1224255), (15, 1061021), (17, 936195), (39, 408085), (51, 312065), (65, 244851), (85, 187239), (195, 81617), (221, 72015), (255, 62413), (663, 24005), (1105, 14403), (3315, 4801)]