12938409

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{109}}^2$

素因数の和:246

約数の個数: 27

約数和(自身を含む): 20732439

約数和(自身を除く): 7794030

約数列:

[1, 3, 9, 11, 33, 99, 109, 121, 327, 363, 981, 1089, 1199, 3597, 10791, 11881, 13189, 35643, 39567, 106929, 118701, 130691, 392073, 1176219, 1437601, 4312803, 12938409]

約数ペア:

[(1, 12938409), (3, 4312803), (9, 1437601), (11, 1176219), (33, 392073), (99, 130691), (109, 118701), (121, 106929), (327, 39567), (363, 35643), (981, 13189), (1089, 11881), (1199, 10791)]