253004877

素因数分解:

$3^4\times {\mathrm{181}}^1\times {\mathrm{17257}}^1$

素因数の和:17450

約数の個数: 20

約数和(自身を含む): 380055676

約数和(自身を除く): 127050799

約数列:

[1, 3, 9, 27, 81, 181, 543, 1629, 4887, 14661, 17257, 51771, 155313, 465939, 1397817, 3123517, 9370551, 28111653, 84334959, 253004877]

約数ペア:

[(1, 253004877), (3, 84334959), (9, 28111653), (27, 9370551), (81, 3123517), (181, 1397817), (543, 465939), (1629, 155313), (4887, 51771), (14661, 17257)]