249489278

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1\times {\mathrm{5431}}^1$

素因数の和:5759

約数の個数: 16

約数和(自身を含む): 379631616

約数和(自身を除く): 130142338

約数列:

[1, 2, 103, 206, 223, 446, 5431, 10862, 22969, 45938, 559393, 1118786, 1211113, 2422226, 124744639, 249489278]

約数ペア:

[(1, 249489278), (2, 124744639), (103, 2422226), (206, 1211113), (223, 1118786), (446, 559393), (5431, 45938), (10862, 22969)]