28091178

素因数分解:

$2^1\times 3^3\times {\mathrm{661}}^1\times {\mathrm{787}}^1$

素因数の和:1459

約数の個数: 32

約数和(自身を含む): 62598720

約数和(自身を除く): 34507542

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 661, 787, 1322, 1574, 1983, 2361, 3966, 4722, 5949, 7083, 11898, 14166, 17847, 21249, 35694, 42498, 520207, 1040414, 1560621, 3121242, 4681863, 9363726, 14045589, 28091178]

約数ペア:

[(1, 28091178), (2, 14045589), (3, 9363726), (6, 4681863), (9, 3121242), (18, 1560621), (27, 1040414), (54, 520207), (661, 42498), (787, 35694), (1322, 21249), (1574, 17847), (1983, 14166), (2361, 11898), (3966, 7083), (4722, 5949)]