1390291221

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{106121}}^1$

素因数の和:106532

約数の個数: 16

約数和(自身を含む): 2027354688

約数和(自身を除く): 637063467

約数列:

[1, 3, 11, 33, 397, 1191, 4367, 13101, 106121, 318363, 1167331, 3501993, 42130037, 126390111, 463430407, 1390291221]

約数ペア:

[(1, 1390291221), (3, 463430407), (11, 126390111), (33, 42130037), (397, 3501993), (1191, 1167331), (4367, 318363), (13101, 106121)]