28308519

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{3491}}^1$

素因数の和:3567

約数の個数: 24

約数和(自身を含む): 44124912

約数和(自身を除く): 15816393

約数列:

[1, 3, 9, 17, 51, 53, 153, 159, 477, 901, 2703, 3491, 8109, 10473, 31419, 59347, 178041, 185023, 534123, 555069, 1665207, 3145391, 9436173, 28308519]

約数ペア:

[(1, 28308519), (3, 9436173), (9, 3145391), (17, 1665207), (51, 555069), (53, 534123), (153, 185023), (159, 178041), (477, 59347), (901, 31419), (2703, 10473), (3491, 8109)]