28970079

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{1213}}^1$

素因数の和:1654

約数の個数: 16

約数和(自身を含む): 40790400

約数和(自身を除く): 11820321

約数列:

[1, 3, 19, 57, 419, 1213, 1257, 3639, 7961, 23047, 23883, 69141, 508247, 1524741, 9656693, 28970079]

約数ペア:

[(1, 28970079), (3, 9656693), (19, 1524741), (57, 508247), (419, 69141), (1213, 23883), (1257, 23047), (3639, 7961)]