42180838

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{349}}^1$

素因数の和:544

約数の個数: 32

約数和(自身を含む): 74088000

約数和(自身を除く): 31907162

約数列:

[1, 2, 7, 14, 89, 97, 178, 194, 349, 623, 679, 698, 1246, 1358, 2443, 4886, 8633, 17266, 31061, 33853, 60431, 62122, 67706, 120862, 217427, 236971, 434854, 473942, 3012917, 6025834, 21090419, 42180838]

約数ペア:

[(1, 42180838), (2, 21090419), (7, 6025834), (14, 3012917), (89, 473942), (97, 434854), (178, 236971), (194, 217427), (349, 120862), (623, 67706), (679, 62122), (698, 60431), (1246, 33853), (1358, 31061), (2443, 17266), (4886, 8633)]