28981524

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{16889}}^1$

素因数の和:16920

約数の個数: 48

約数和(自身を含む): 79450560

約数和(自身を除く): 50469036

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 16889, 33778, 50667, 67556, 101334, 185779, 202668, 219557, 371558, 439114, 557337, 658671, 743116, 878228, 1114674, 1317342, 2229348, 2415127, 2634684, 4830254, 7245381, 9660508, 14490762, 28981524]

約数ペア:

[(1, 28981524), (2, 14490762), (3, 9660508), (4, 7245381), (6, 4830254), (11, 2634684), (12, 2415127), (13, 2229348), (22, 1317342), (26, 1114674), (33, 878228), (39, 743116), (44, 658671), (52, 557337), (66, 439114), (78, 371558), (132, 219557), (143, 202668), (156, 185779), (286, 101334), (429, 67556), (572, 50667), (858, 33778), (1716, 16889)]