25897431

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{5683}}^1$

素因数の和:5731

約数の個数: 24

約数和(自身を含む): 41470464

約数和(自身を除く): 15573033

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 651, 1519, 4557, 5683, 17049, 39781, 119343, 176173, 278467, 528519, 835401, 1233211, 3699633, 8632477, 25897431]

約数ペア:

[(1, 25897431), (3, 8632477), (7, 3699633), (21, 1233211), (31, 835401), (49, 528519), (93, 278467), (147, 176173), (217, 119343), (651, 39781), (1519, 17049), (4557, 5683)]