28665738

素因数分解:

$2^1\times 3^6\times {\mathrm{19661}}^1$

素因数の和:19681

約数の個数: 28

約数和(自身を含む): 64471698

約数和(自身を除く): 35805960

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 19661, 39322, 58983, 117966, 176949, 353898, 530847, 1061694, 1592541, 3185082, 4777623, 9555246, 14332869, 28665738]

約数ペア:

[(1, 28665738), (2, 14332869), (3, 9555246), (6, 4777623), (9, 3185082), (18, 1592541), (27, 1061694), (54, 530847), (81, 353898), (162, 176949), (243, 117966), (486, 58983), (729, 39322), (1458, 19661)]