228550905

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{1279}}^1$

素因数の和:1339

約数の個数: 72

約数和(自身を含む): 456468480

約数和(自身を除く): 227917575

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 165, 171, 209, 285, 361, 495, 627, 855, 1045, 1083, 1279, 1805, 1881, 3135, 3249, 3837, 3971, 5415, 6395, 9405, 11511, 11913, 14069, 16245, 19185, 19855, 24301, 35739, 42207, 57555, 59565, 70345, 72903, 121505, 126621, 178695, 211035, 218709, 267311, 364515, 461719, 633105, 801933, 1093545, 1336555, 1385157, 2308595, 2405799, 4009665, 4155471, 5078909, 6925785, 12028995, 15236727, 20777355, 25394545, 45710181, 76183635, 228550905]

約数ペア:

[(1, 228550905), (3, 76183635), (5, 45710181), (9, 25394545), (11, 20777355), (15, 15236727), (19, 12028995), (33, 6925785), (45, 5078909), (55, 4155471), (57, 4009665), (95, 2405799), (99, 2308595), (165, 1385157), (171, 1336555), (209, 1093545), (285, 801933), (361, 633105), (495, 461719), (627, 364515), (855, 267311), (1045, 218709), (1083, 211035), (1279, 178695), (1805, 126621), (1881, 121505), (3135, 72903), (3249, 70345), (3837, 59565), (3971, 57555), (5415, 42207), (6395, 35739), (9405, 24301), (11511, 19855), (11913, 19185), (14069, 16245)]