28393893

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{16871}}^1$

素因数の和:16905

約数の個数: 24

約数和(自身を含む): 47376576

約数和(自身を除く): 18982683

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 16871, 50613, 151839, 185581, 286807, 556743, 860421, 1670229, 2581263, 3154877, 9464631, 28393893]

約数ペア:

[(1, 28393893), (3, 9464631), (9, 3154877), (11, 2581263), (17, 1670229), (33, 860421), (51, 556743), (99, 286807), (153, 185581), (187, 151839), (561, 50613), (1683, 16871)]