209968237915

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{6074591}}^1$

素因数の和:6074850

約数の個数: 16

約数和(自身を含む): 261256052736

約数和(自身を除く): 51287814821

約数列:

[1, 5, 31, 155, 223, 1115, 6913, 34565, 6074591, 30372955, 188312321, 941561605, 1354633793, 6773168965, 41993647583, 209968237915]

約数ペア:

[(1, 209968237915), (5, 41993647583), (31, 6773168965), (155, 1354633793), (223, 941561605), (1115, 188312321), (6913, 30372955), (34565, 6074591)]