3981519

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:567

約数の個数: 24

約数和(自身を含む): 6216912

約数和(自身を除く): 2235393

約数列:

[1, 3, 9, 17, 51, 53, 153, 159, 477, 491, 901, 1473, 2703, 4419, 8109, 8347, 25041, 26023, 75123, 78069, 234207, 442391, 1327173, 3981519]

約数ペア:

[(1, 3981519), (3, 1327173), (9, 442391), (17, 234207), (51, 78069), (53, 75123), (153, 26023), (159, 25041), (477, 8347), (491, 8109), (901, 4419), (1473, 2703)]