25499253

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:525

約数の個数: 32

約数和(自身を含む): 38610432

約数和(自身を除く): 13111179

約数列:

[1, 3, 13, 37, 39, 41, 111, 123, 431, 481, 533, 1293, 1443, 1517, 1599, 4551, 5603, 15947, 16809, 17671, 19721, 47841, 53013, 59163, 207311, 229723, 621933, 653827, 689169, 1961481, 8499751, 25499253]

約数ペア:

[(1, 25499253), (3, 8499751), (13, 1961481), (37, 689169), (39, 653827), (41, 621933), (111, 229723), (123, 207311), (431, 59163), (481, 53013), (533, 47841), (1293, 19721), (1443, 17671), (1517, 16809), (1599, 15947), (4551, 5603)]