1641993535

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{212281}}^1$

素因数の和:212323

約数の個数: 32

約数和(自身を含む): 2567763072

約数和(自身を除く): 925769537

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 455, 595, 1105, 1547, 7735, 212281, 1061405, 1485967, 2759653, 3608777, 7429835, 13798265, 18043885, 19317571, 25261439, 46914101, 96587855, 126307195, 234570505, 328398707, 1641993535]

約数ペア:

[(1, 1641993535), (5, 328398707), (7, 234570505), (13, 126307195), (17, 96587855), (35, 46914101), (65, 25261439), (85, 19317571), (91, 18043885), (119, 13798265), (221, 7429835), (455, 3608777), (595, 2759653), (1105, 1485967), (1547, 1061405), (7735, 212281)]