18097281

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{463}}^1$

素因数の和:613

約数の個数: 24

約数和(自身を含む): 27071616

約数和(自身を除く): 8974335

約数列:

[1, 3, 9, 43, 101, 129, 303, 387, 463, 909, 1389, 4167, 4343, 13029, 19909, 39087, 46763, 59727, 140289, 179181, 420867, 2010809, 6032427, 18097281]

約数ペア:

[(1, 18097281), (3, 6032427), (9, 2010809), (43, 420867), (101, 179181), (129, 140289), (303, 59727), (387, 46763), (463, 39087), (909, 19909), (1389, 13029), (4167, 4343)]