25857399

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{347}}^1\times {\mathrm{421}}^1$

素因数の和:830

約数の個数: 16

約数和(自身を含む): 35245440

約数和(自身を除く): 9388041

約数列:

[1, 3, 59, 177, 347, 421, 1041, 1263, 20473, 24839, 61419, 74517, 146087, 438261, 8619133, 25857399]

約数ペア:

[(1, 25857399), (3, 8619133), (59, 438261), (177, 146087), (347, 74517), (421, 61419), (1041, 24839), (1263, 20473)]