28871517

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1\times {\mathrm{353}}^1$

素因数の和:692

約数の個数: 16

約数和(自身を含む): 39081600

約数和(自身を除く): 10210083

約数列:

[1, 3, 137, 199, 353, 411, 597, 1059, 27263, 48361, 70247, 81789, 145083, 210741, 9623839, 28871517]

約数ペア:

[(1, 28871517), (3, 9623839), (137, 210741), (199, 145083), (353, 81789), (411, 70247), (597, 48361), (1059, 27263)]