128380815

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{50051}}^1$

素因数の和:50084

約数の個数: 32

約数和(自身を含む): 240249600

約数和(自身を除く): 111868785

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 50051, 150153, 250255, 450459, 750765, 950969, 1351377, 2252295, 2852907, 4754845, 6756885, 8558721, 14264535, 25676163, 42793605, 128380815]

約数ペア:

[(1, 128380815), (3, 42793605), (5, 25676163), (9, 14264535), (15, 8558721), (19, 6756885), (27, 4754845), (45, 2852907), (57, 2252295), (95, 1351377), (135, 950969), (171, 750765), (285, 450459), (513, 250255), (855, 150153), (2565, 50051)]