28338726

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{363317}}^1$

素因数の和:363335

約数の個数: 16

約数和(自身を含む): 61037424

約数和(自身を除く): 32698698

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 363317, 726634, 1089951, 2179902, 4723121, 9446242, 14169363, 28338726]

約数ペア:

[(1, 28338726), (2, 14169363), (3, 9446242), (6, 4723121), (13, 2179902), (26, 1089951), (39, 726634), (78, 363317)]