138202408

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{158489}}^1$

素因数の和:158604

約数の個数: 16

約数和(自身を含む): 261508500

約数和(自身を除く): 123306092

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 158489, 316978, 633956, 1267912, 17275301, 34550602, 69101204, 138202408]

約数ペア:

[(1, 138202408), (2, 69101204), (4, 34550602), (8, 17275301), (109, 1267912), (218, 633956), (436, 316978), (872, 158489)]