255655413

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{2087}}^1$

素因数の和:2458

約数の個数: 32

約数和(自身を含む): 409248000

約数和(自身を除く): 153592587

約数列:

[1, 3, 9, 13, 27, 39, 117, 349, 351, 1047, 2087, 3141, 4537, 6261, 9423, 13611, 18783, 27131, 40833, 56349, 81393, 122499, 244179, 728363, 732537, 2185089, 6555267, 9468719, 19665801, 28406157, 85218471, 255655413]

約数ペア:

[(1, 255655413), (3, 85218471), (9, 28406157), (13, 19665801), (27, 9468719), (39, 6555267), (117, 2185089), (349, 732537), (351, 728363), (1047, 244179), (2087, 122499), (3141, 81393), (4537, 56349), (6261, 40833), (9423, 27131), (13611, 18783)]