201001605

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:398

約数の個数: 64

約数和(自身を含む): 376773120

約数和(自身を除く): 175771515

約数列:

[1, 3, 5, 7, 15, 21, 35, 89, 105, 137, 157, 267, 411, 445, 471, 623, 685, 785, 959, 1099, 1335, 1869, 2055, 2355, 2877, 3115, 3297, 4795, 5495, 9345, 12193, 13973, 14385, 16485, 21509, 36579, 41919, 60965, 64527, 69865, 85351, 97811, 107545, 150563, 182895, 209595, 256053, 293433, 322635, 426755, 451689, 489055, 752815, 1280265, 1467165, 1914301, 2258445, 5742903, 9571505, 13400107, 28714515, 40200321, 67000535, 201001605]

約数ペア:

[(1, 201001605), (3, 67000535), (5, 40200321), (7, 28714515), (15, 13400107), (21, 9571505), (35, 5742903), (89, 2258445), (105, 1914301), (137, 1467165), (157, 1280265), (267, 752815), (411, 489055), (445, 451689), (471, 426755), (623, 322635), (685, 293433), (785, 256053), (959, 209595), (1099, 182895), (1335, 150563), (1869, 107545), (2055, 97811), (2355, 85351), (2877, 69865), (3115, 64527), (3297, 60965), (4795, 41919), (5495, 36579), (9345, 21509), (12193, 16485), (13973, 14385)]