538920315

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{659}}^1\times {\mathrm{1069}}^1$

素因数の和:1756

約数の個数: 48

約数和(自身を含む): 991504800

約数和(自身を除く): 452584485

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 659, 765, 1069, 1977, 3207, 3295, 5345, 5931, 9621, 9885, 11203, 16035, 18173, 29655, 33609, 48105, 54519, 56015, 90865, 100827, 163557, 168045, 272595, 504135, 704471, 817785, 2113413, 3522355, 6340239, 10567065, 11976007, 31701195, 35928021, 59880035, 107784063, 179640105, 538920315]

約数ペア:

[(1, 538920315), (3, 179640105), (5, 107784063), (9, 59880035), (15, 35928021), (17, 31701195), (45, 11976007), (51, 10567065), (85, 6340239), (153, 3522355), (255, 2113413), (659, 817785), (765, 704471), (1069, 504135), (1977, 272595), (3207, 168045), (3295, 163557), (5345, 100827), (5931, 90865), (9621, 56015), (9885, 54519), (11203, 48105), (16035, 33609), (18173, 29655)]