2138253

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{503}}^1$

素因数の和:628

約数の個数: 16

約数和(自身を含む): 3104640

約数和(自身を除く): 966387

約数列:

[1, 3, 13, 39, 109, 327, 503, 1417, 1509, 4251, 6539, 19617, 54827, 164481, 712751, 2138253]

約数ペア:

[(1, 2138253), (3, 712751), (13, 164481), (39, 54827), (109, 19617), (327, 6539), (503, 4251), (1417, 1509)]