27800487

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21601}}^1$

素因数の和:21631

約数の個数: 24

約数和(自身を含む): 47178768

約数和(自身を除く): 19378281

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 21601, 64803, 194409, 237611, 280813, 712833, 842439, 2138499, 2527317, 3088943, 9266829, 27800487]

約数ペア:

[(1, 27800487), (3, 9266829), (9, 3088943), (11, 2527317), (13, 2138499), (33, 842439), (39, 712833), (99, 280813), (117, 237611), (143, 194409), (429, 64803), (1287, 21601)]