25706421

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{16901}}^1$

素因数の和:16933

約数の個数: 18

約数和(自身を含む): 40209858

約数和(自身を除く): 14503437

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 16901, 50703, 152109, 219713, 659139, 1977417, 2856269, 8568807, 25706421]

約数ペア:

[(1, 25706421), (3, 8568807), (9, 2856269), (13, 1977417), (39, 659139), (117, 219713), (169, 152109), (507, 50703), (1521, 16901)]