218614390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{27361}}^1$

素因数の和:27432

約数の個数: 32

約数和(自身を含む): 425533824

約数和(自身を除く): 206919434

約数列:

[1, 2, 5, 10, 17, 34, 47, 85, 94, 170, 235, 470, 799, 1598, 3995, 7990, 27361, 54722, 136805, 273610, 465137, 930274, 1285967, 2325685, 2571934, 4651370, 6429835, 12859670, 21861439, 43722878, 109307195, 218614390]

約数ペア:

[(1, 218614390), (2, 109307195), (5, 43722878), (10, 21861439), (17, 12859670), (34, 6429835), (47, 4651370), (85, 2571934), (94, 2325685), (170, 1285967), (235, 930274), (470, 465137), (799, 273610), (1598, 136805), (3995, 54722), (7990, 27361)]