39242187

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3271}}^1$

素因数の和:3351

約数の個数: 24

約数和(自身を含む): 59890688

約数和(自身を除く): 20648501

約数列:

[1, 3, 9, 31, 43, 93, 129, 279, 387, 1333, 3271, 3999, 9813, 11997, 29439, 101401, 140653, 304203, 421959, 912609, 1265877, 4360243, 13080729, 39242187]

約数ペア:

[(1, 39242187), (3, 13080729), (9, 4360243), (31, 1265877), (43, 912609), (93, 421959), (129, 304203), (279, 140653), (387, 101401), (1333, 29439), (3271, 11997), (3999, 9813)]