256220498

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{84673}}^1$

素因数の和:84781

約数の個数: 16

約数和(自身を含む): 411515640

約数和(自身を除く): 155295142

約数列:

[1, 2, 17, 34, 89, 178, 1513, 3026, 84673, 169346, 1439441, 2878882, 7535897, 15071794, 128110249, 256220498]

約数ペア:

[(1, 256220498), (2, 128110249), (17, 15071794), (34, 7535897), (89, 2878882), (178, 1439441), (1513, 169346), (3026, 84673)]