17970513

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 28035072

約数和(自身を除く): 10064559

約数列:

[1, 3, 11, 17, 33, 51, 103, 187, 309, 311, 561, 933, 1133, 1751, 3399, 3421, 5253, 5287, 10263, 15861, 19261, 32033, 57783, 58157, 96099, 174471, 352363, 544561, 1057089, 1633683, 5990171, 17970513]

約数ペア:

[(1, 17970513), (3, 5990171), (11, 1633683), (17, 1057089), (33, 544561), (51, 352363), (103, 174471), (187, 96099), (309, 58157), (311, 57783), (561, 32033), (933, 19261), (1133, 15861), (1751, 10263), (3399, 5287), (3421, 5253)]