27878193

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{15259}}^1$

素因数の和:15301

約数の個数: 24

約数和(自身を含む): 47611200

約数和(自身を除く): 19733007

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 15259, 45777, 106813, 137331, 320439, 442511, 961317, 1327533, 3097577, 3982599, 9292731, 27878193]

約数ペア:

[(1, 27878193), (3, 9292731), (7, 3982599), (9, 3097577), (21, 1327533), (29, 961317), (63, 442511), (87, 320439), (203, 137331), (261, 106813), (609, 45777), (1827, 15259)]