140357305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{431}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 191102976

約数和(自身を除く): 50745671

約数列:

[1, 5, 11, 31, 55, 155, 191, 341, 431, 955, 1705, 2101, 2155, 4741, 5921, 10505, 13361, 23705, 29605, 65131, 66805, 82321, 146971, 325655, 411605, 734855, 905531, 2551951, 4527655, 12759755, 28071461, 140357305]

約数ペア:

[(1, 140357305), (5, 28071461), (11, 12759755), (31, 4527655), (55, 2551951), (155, 905531), (191, 734855), (341, 411605), (431, 325655), (955, 146971), (1705, 82321), (2101, 66805), (2155, 65131), (4741, 29605), (5921, 23705), (10505, 13361)]