16456401

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3271}}^1$

素因数の和:3333

約数の個数: 24

約数和(自身を含む): 26202176

約数和(自身を除く): 9745775

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 3271, 5031, 9813, 29439, 42523, 127569, 140653, 382707, 421959, 1265877, 1828489, 5485467, 16456401]

約数ペア:

[(1, 16456401), (3, 5485467), (9, 1828489), (13, 1265877), (39, 421959), (43, 382707), (117, 140653), (129, 127569), (387, 42523), (559, 29439), (1677, 9813), (3271, 5031)]