28441335

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{929}}^1$

素因数の和:1107

約数の個数: 32

約数和(自身を含む): 49371840

約数和(自身を除く): 20930505

約数列:

[1, 3, 5, 13, 15, 39, 65, 157, 195, 471, 785, 929, 2041, 2355, 2787, 4645, 6123, 10205, 12077, 13935, 30615, 36231, 60385, 145853, 181155, 437559, 729265, 1896089, 2187795, 5688267, 9480445, 28441335]

約数ペア:

[(1, 28441335), (3, 9480445), (5, 5688267), (13, 2187795), (15, 1896089), (39, 729265), (65, 437559), (157, 181155), (195, 145853), (471, 60385), (785, 36231), (929, 30615), (2041, 13935), (2355, 12077), (2787, 10205), (4645, 6123)]