213461163

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{51673}}^1$

素因数の和:51705

約数の個数: 24

約数和(自身を含む): 338568048

約数和(自身を除く): 125106885

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 51673, 155019, 465057, 878441, 1395171, 2635323, 4185513, 7905969, 12556539, 23717907, 71153721, 213461163]

約数ペア:

[(1, 213461163), (3, 71153721), (9, 23717907), (17, 12556539), (27, 7905969), (51, 4185513), (81, 2635323), (153, 1395171), (243, 878441), (459, 465057), (1377, 155019), (4131, 51673)]