148962321

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{23279}}^1$

素因数の和:23370

約数の個数: 20

約数和(自身を含む): 225350400

約数和(自身を除く): 76388079

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 2133, 6399, 23279, 69837, 209511, 628533, 1839041, 1885599, 5517123, 16551369, 49654107, 148962321]

約数ペア:

[(1, 148962321), (3, 49654107), (9, 16551369), (27, 5517123), (79, 1885599), (81, 1839041), (237, 628533), (711, 209511), (2133, 69837), (6399, 23279)]