13129128

素因数分解:

$2^3\times 3^4\times {\mathrm{20261}}^1$

素因数の和:20279

約数の個数: 40

約数和(自身を含む): 36775530

約数和(自身を除く): 23646402

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 20261, 40522, 60783, 81044, 121566, 162088, 182349, 243132, 364698, 486264, 547047, 729396, 1094094, 1458792, 1641141, 2188188, 3282282, 4376376, 6564564, 13129128]

約数ペア:

[(1, 13129128), (2, 6564564), (3, 4376376), (4, 3282282), (6, 2188188), (8, 1641141), (9, 1458792), (12, 1094094), (18, 729396), (24, 547047), (27, 486264), (36, 364698), (54, 243132), (72, 182349), (81, 162088), (108, 121566), (162, 81044), (216, 60783), (324, 40522), (648, 20261)]