25778613

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{443}}^1$

素因数の和:633

約数の個数: 32

約数和(自身を含む): 41942016

約数和(自身を除く): 16163403

約数列:

[1, 3, 7, 17, 21, 51, 119, 163, 357, 443, 489, 1141, 1329, 2771, 3101, 3423, 7531, 8313, 9303, 19397, 22593, 52717, 58191, 72209, 158151, 216627, 505463, 1227553, 1516389, 3682659, 8592871, 25778613]

約数ペア:

[(1, 25778613), (3, 8592871), (7, 3682659), (17, 1516389), (21, 1227553), (51, 505463), (119, 216627), (163, 158151), (357, 72209), (443, 58191), (489, 52717), (1141, 22593), (1329, 19397), (2771, 9303), (3101, 8313), (3423, 7531)]