139009041

素因数分解:

$3^4\times {\mathrm{241}}^1\times {\mathrm{7121}}^1$

素因数の和:7374

約数の個数: 20

約数和(自身を含む): 208546404

約数和(自身を除く): 69537363

約数列:

[1, 3, 9, 27, 81, 241, 723, 2169, 6507, 7121, 19521, 21363, 64089, 192267, 576801, 1716161, 5148483, 15445449, 46336347, 139009041]

約数ペア:

[(1, 139009041), (3, 46336347), (9, 15445449), (27, 5148483), (81, 1716161), (241, 576801), (723, 192267), (2169, 64089), (6507, 21363), (7121, 19521)]