25416321

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{19841}}^1$

素因数の和:19912

約数の個数: 16

約数和(自身を含む): 39366528

約数和(自身を除く): 13950207

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 19841, 59523, 138887, 416661, 1210301, 3630903, 8472107, 25416321]

約数ペア:

[(1, 25416321), (3, 8472107), (7, 3630903), (21, 1210301), (61, 416661), (183, 138887), (427, 59523), (1281, 19841)]