40218997

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 52254720

約数和(自身を除く): 12035723

約数列:

[1, 7, 13, 31, 53, 91, 217, 269, 371, 403, 689, 1643, 1883, 2821, 3497, 4823, 8339, 11501, 14257, 21359, 24479, 58373, 99799, 108407, 149513, 185341, 441967, 758849, 1297387, 3093769, 5745571, 40218997]

約数ペア:

[(1, 40218997), (7, 5745571), (13, 3093769), (31, 1297387), (53, 758849), (91, 441967), (217, 185341), (269, 149513), (371, 108407), (403, 99799), (689, 58373), (1643, 24479), (1883, 21359), (2821, 14257), (3497, 11501), (4823, 8339)]