998758145

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1049}}^1\times {\mathrm{2473}}^1$

素因数の和:3545

約数の個数: 32

約数和(自身を含む): 1496275200

約数和(自身を除く): 497517055

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 1049, 2473, 5245, 7343, 11539, 12365, 17311, 27203, 36715, 57695, 80773, 86555, 136015, 190421, 403865, 952105, 2594177, 12970885, 18159239, 28535947, 90796195, 142679735, 199751629, 998758145]

約数ペア:

[(1, 998758145), (5, 199751629), (7, 142679735), (11, 90796195), (35, 28535947), (55, 18159239), (77, 12970885), (385, 2594177), (1049, 952105), (2473, 403865), (5245, 190421), (7343, 136015), (11539, 86555), (12365, 80773), (17311, 57695), (27203, 36715)]