9890013

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3541}}^1$

素因数の和:3577

約数の個数: 24

約数和(自身を含む): 16151520

約数和(自身を除く): 6261507

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 3541, 10623, 24787, 67279, 74361, 173509, 201837, 470953, 520527, 1412859, 3296671, 9890013]

約数ペア:

[(1, 9890013), (3, 3296671), (7, 1412859), (19, 520527), (21, 470953), (49, 201837), (57, 173509), (133, 74361), (147, 67279), (399, 24787), (931, 10623), (2793, 3541)]