138042009

素因数分解:

$3^3\times 7^1\times {\mathrm{383}}^1\times {\mathrm{1907}}^1$

素因数の和:2306

約数の個数: 32

約数和(自身を含む): 234455040

約数和(自身を除く): 96413031

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 383, 1149, 1907, 2681, 3447, 5721, 8043, 10341, 13349, 17163, 24129, 40047, 51489, 72387, 120141, 360423, 730381, 2191143, 5112667, 6573429, 15338001, 19720287, 46014003, 138042009]

約数ペア:

[(1, 138042009), (3, 46014003), (7, 19720287), (9, 15338001), (21, 6573429), (27, 5112667), (63, 2191143), (189, 730381), (383, 360423), (1149, 120141), (1907, 72387), (2681, 51489), (3447, 40047), (5721, 24129), (8043, 17163), (10341, 13349)]