205121910213

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{535523}}^1$

素因数の和:535666

約数の個数: 48

約数和(自身を含む): 333832809024

約数和(自身を除く): 128710898811

約数列:

[1, 3, 9, 11, 33, 53, 73, 99, 159, 219, 477, 583, 657, 803, 1749, 2409, 3869, 5247, 7227, 11607, 34821, 42559, 127677, 383031, 535523, 1606569, 4819707, 5890753, 17672259, 28382719, 39093179, 53016777, 85148157, 117279537, 255444471, 312209909, 351838611, 430024969, 936629727, 1290074907, 2071938487, 2809889181, 3870224721, 6215815461, 18647446383, 22791323357, 68373970071, 205121910213]

約数ペア:

[(1, 205121910213), (3, 68373970071), (9, 22791323357), (11, 18647446383), (33, 6215815461), (53, 3870224721), (73, 2809889181), (99, 2071938487), (159, 1290074907), (219, 936629727), (477, 430024969), (583, 351838611), (657, 312209909), (803, 255444471), (1749, 117279537), (2409, 85148157), (3869, 53016777), (5247, 39093179), (7227, 28382719), (11607, 17672259), (34821, 5890753), (42559, 4819707), (127677, 1606569), (383031, 535523)]