1211366195

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{971}}^1\times {\mathrm{1129}}^1$

素因数の和:2135

約数の個数: 32

約数和(自身を含む): 1660720320

約数和(自身を除く): 449354125

約数列:

[1, 5, 13, 17, 65, 85, 221, 971, 1105, 1129, 4855, 5645, 12623, 14677, 16507, 19193, 63115, 73385, 82535, 95965, 214591, 249509, 1072955, 1096259, 1247545, 5481295, 14251367, 18636403, 71256835, 93182015, 242273239, 1211366195]

約数ペア:

[(1, 1211366195), (5, 242273239), (13, 93182015), (17, 71256835), (65, 18636403), (85, 14251367), (221, 5481295), (971, 1247545), (1105, 1096259), (1129, 1072955), (4855, 249509), (5645, 214591), (12623, 95965), (14677, 82535), (16507, 73385), (19193, 63115)]