221519042

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{617}}^1\times {\mathrm{2017}}^1$

素因数の和:2725

約数の個数: 16

約数和(自身を含む): 336723480

約数和(自身を除く): 115204438

約数列:

[1, 2, 89, 178, 617, 1234, 2017, 4034, 54913, 109826, 179513, 359026, 1244489, 2488978, 110759521, 221519042]

約数ペア:

[(1, 221519042), (2, 110759521), (89, 2488978), (178, 1244489), (617, 359026), (1234, 179513), (2017, 109826), (4034, 54913)]