669867835

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{269}}^1\times {\mathrm{421}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 1000848960

約数和(自身を除く): 330981125

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 269, 421, 455, 845, 1183, 1345, 1883, 2105, 2947, 3497, 5473, 5915, 9415, 14735, 17485, 24479, 27365, 38311, 45461, 71149, 113249, 122395, 191555, 227305, 318227, 355745, 498043, 566245, 792743, 1472237, 1591135, 2490215, 3963715, 7361185, 10305659, 19139081, 51528295, 95695405, 133973567, 669867835]

約数ペア:

[(1, 669867835), (5, 133973567), (7, 95695405), (13, 51528295), (35, 19139081), (65, 10305659), (91, 7361185), (169, 3963715), (269, 2490215), (421, 1591135), (455, 1472237), (845, 792743), (1183, 566245), (1345, 498043), (1883, 355745), (2105, 318227), (2947, 227305), (3497, 191555), (5473, 122395), (5915, 113249), (9415, 71149), (14735, 45461), (17485, 38311), (24479, 27365)]