161024355

素因数分解:

$3^4\times 5^1\times {\mathrm{397591}}^1$

素因数の和:397608

約数の個数: 20

約数和(自身を含む): 288651792

約数和(自身を除く): 127627437

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 397591, 1192773, 1987955, 3578319, 5963865, 10734957, 17891595, 32204871, 53674785, 161024355]

約数ペア:

[(1, 161024355), (3, 53674785), (5, 32204871), (9, 17891595), (15, 10734957), (27, 5963865), (45, 3578319), (81, 1987955), (135, 1192773), (405, 397591)]