53118909

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{4177}}^1$

素因数の和:4346

約数の個数: 20

約数和(自身を含む): 79875004

約数和(自身を除く): 26756095

約数列:

[1, 3, 9, 27, 81, 157, 471, 1413, 4177, 4239, 12531, 12717, 37593, 112779, 338337, 655789, 1967367, 5902101, 17706303, 53118909]

約数ペア:

[(1, 53118909), (3, 17706303), (9, 5902101), (27, 1967367), (81, 655789), (157, 338337), (471, 112779), (1413, 37593), (4177, 12717), (4239, 12531)]