3939273

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:100

約数の個数: 48

約数和(自身を含む): 6726720

約数和(自身を除く): 2787447

約数列:

[1, 3, 9, 13, 27, 29, 39, 43, 81, 87, 117, 129, 243, 261, 351, 377, 387, 559, 783, 1053, 1131, 1161, 1247, 1677, 2349, 3159, 3393, 3483, 3741, 5031, 7047, 10179, 10449, 11223, 15093, 16211, 30537, 33669, 45279, 48633, 91611, 101007, 135837, 145899, 303021, 437697, 1313091, 3939273]

約数ペア:

[(1, 3939273), (3, 1313091), (9, 437697), (13, 303021), (27, 145899), (29, 135837), (39, 101007), (43, 91611), (81, 48633), (87, 45279), (117, 33669), (129, 30537), (243, 16211), (261, 15093), (351, 11223), (377, 10449), (387, 10179), (559, 7047), (783, 5031), (1053, 3741), (1131, 3483), (1161, 3393), (1247, 3159), (1677, 2349)]