213684471

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23719}}^1$

素因数の和:23756

約数の個数: 48

約数和(自身を含む): 414435840

約数和(自身を除く): 200751369

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 63, 77, 91, 99, 117, 143, 231, 273, 429, 693, 819, 1001, 1287, 3003, 9009, 23719, 71157, 166033, 213471, 260909, 308347, 498099, 782727, 925041, 1494297, 1826363, 2158429, 2348181, 2775123, 3391817, 5479089, 6475287, 10175451, 16437267, 19425861, 23742719, 30526353, 71228157, 213684471]

約数ペア:

[(1, 213684471), (3, 71228157), (7, 30526353), (9, 23742719), (11, 19425861), (13, 16437267), (21, 10175451), (33, 6475287), (39, 5479089), (63, 3391817), (77, 2775123), (91, 2348181), (99, 2158429), (117, 1826363), (143, 1494297), (231, 925041), (273, 782727), (429, 498099), (693, 308347), (819, 260909), (1001, 213471), (1287, 166033), (3003, 71157), (9009, 23719)]