25128327

素因数分解:

$3^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{859}}^1$

素因数の和:1075

約数の個数: 24

約数和(自身を含む): 39216000

約数和(自身を除く): 14087673

約数列:

[1, 3, 7, 21, 49, 147, 199, 597, 859, 1393, 2577, 4179, 6013, 9751, 18039, 29253, 42091, 126273, 170941, 512823, 1196587, 3589761, 8376109, 25128327]

約数ペア:

[(1, 25128327), (3, 8376109), (7, 3589761), (21, 1196587), (49, 512823), (147, 170941), (199, 126273), (597, 42091), (859, 29253), (1393, 18039), (2577, 9751), (4179, 6013)]