31223998

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{16451}}^1$

素因数の和:16539

約数の個数: 16

約数和(自身を含む): 51132816

約数和(自身を除く): 19908818

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 16451, 32902, 213863, 427726, 1200923, 2401846, 15611999, 31223998]

約数ペア:

[(1, 31223998), (2, 15611999), (13, 2401846), (26, 1200923), (73, 427726), (146, 213863), (949, 32902), (1898, 16451)]