1992315

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{601}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 3640896

約数和(自身を除く): 1648581

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 601, 663, 1105, 1803, 3005, 3315, 7813, 9015, 10217, 23439, 30651, 39065, 51085, 117195, 132821, 153255, 398463, 664105, 1992315]

約数ペア:

[(1, 1992315), (3, 664105), (5, 398463), (13, 153255), (15, 132821), (17, 117195), (39, 51085), (51, 39065), (65, 30651), (85, 23439), (195, 10217), (221, 9015), (255, 7813), (601, 3315), (663, 3005), (1105, 1803)]