28584855

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{373}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 53909856

約数和(自身を除く): 25325001

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 131, 195, 373, 393, 585, 655, 1119, 1179, 1703, 1865, 1965, 3357, 4849, 5109, 5595, 5895, 8515, 14547, 15327, 16785, 24245, 25545, 43641, 48863, 72735, 76635, 146589, 218205, 244315, 439767, 635219, 732945, 1905657, 2198835, 3176095, 5716971, 9528285, 28584855]

約数ペア:

[(1, 28584855), (3, 9528285), (5, 5716971), (9, 3176095), (13, 2198835), (15, 1905657), (39, 732945), (45, 635219), (65, 439767), (117, 244315), (131, 218205), (195, 146589), (373, 76635), (393, 72735), (585, 48863), (655, 43641), (1119, 25545), (1179, 24245), (1703, 16785), (1865, 15327), (1965, 14547), (3357, 8515), (4849, 5895), (5109, 5595)]