28078164

素因数分解:

$2^2\times 3^6\times {\mathrm{9629}}^1$

素因数の和:9651

約数の個数: 42

約数和(自身を含む): 73679130

約数和(自身を除く): 45600966

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 9629, 19258, 28887, 38516, 57774, 86661, 115548, 173322, 259983, 346644, 519966, 779949, 1039932, 1559898, 2339847, 3119796, 4679694, 7019541, 9359388, 14039082, 28078164]

約数ペア:

[(1, 28078164), (2, 14039082), (3, 9359388), (4, 7019541), (6, 4679694), (9, 3119796), (12, 2339847), (18, 1559898), (27, 1039932), (36, 779949), (54, 519966), (81, 346644), (108, 259983), (162, 173322), (243, 115548), (324, 86661), (486, 57774), (729, 38516), (972, 28887), (1458, 19258), (2916, 9629)]