90389859

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{32363}}^1$

素因数の和:32399

約数の個数: 24

約数和(自身を含む): 147579840

約数和(自身を除く): 57189981

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 32363, 97089, 226541, 614897, 679623, 1585787, 1844691, 4304279, 4757361, 12912837, 30129953, 90389859]

約数ペア:

[(1, 90389859), (3, 30129953), (7, 12912837), (19, 4757361), (21, 4304279), (49, 1844691), (57, 1585787), (133, 679623), (147, 614897), (399, 226541), (931, 97089), (2793, 32363)]