25642989

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{5171}}^1$

素因数の和:5225

約数の個数: 24

約数和(自身を含む): 40341600

約数和(自身を除く): 14698611

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 551, 1653, 4959, 5171, 15513, 46539, 98249, 149959, 294747, 449877, 884241, 1349631, 2849221, 8547663, 25642989]

約数ペア:

[(1, 25642989), (3, 8547663), (9, 2849221), (19, 1349631), (29, 884241), (57, 449877), (87, 294747), (171, 149959), (261, 98249), (551, 46539), (1653, 15513), (4959, 5171)]