12381489

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:417

約数の個数: 24

約数和(自身を含む): 18473832

約数和(自身を除く): 6092343

約数列:

[1, 3, 9, 53, 101, 159, 257, 303, 477, 771, 909, 2313, 5353, 13621, 16059, 25957, 40863, 48177, 77871, 122589, 233613, 1375721, 4127163, 12381489]

約数ペア:

[(1, 12381489), (3, 4127163), (9, 1375721), (53, 233613), (101, 122589), (159, 77871), (257, 48177), (303, 40863), (477, 25957), (771, 16059), (909, 13621), (2313, 5353)]