254257321

素因数分解:

${\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{971}}^1$

素因数の和:1272

約数の個数: 16

約数和(自身を含む): 274477248

約数和(自身を除く): 20219927

約数列:

[1, 17, 73, 211, 971, 1241, 3587, 15403, 16507, 70883, 204881, 261851, 1205011, 3482977, 14956313, 254257321]

約数ペア:

[(1, 254257321), (17, 14956313), (73, 3482977), (211, 1205011), (971, 261851), (1241, 204881), (3587, 70883), (15403, 16507)]