25163163

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{271}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 39603200

約数和(自身を除く): 14440037

約数列:

[1, 3, 9, 19, 27, 57, 171, 181, 271, 513, 543, 813, 1629, 2439, 3439, 4887, 5149, 7317, 10317, 15447, 30951, 46341, 49051, 92853, 139023, 147153, 441459, 931969, 1324377, 2795907, 8387721, 25163163]

約数ペア:

[(1, 25163163), (3, 8387721), (9, 2795907), (19, 1324377), (27, 931969), (57, 441459), (171, 147153), (181, 139023), (271, 92853), (513, 49051), (543, 46341), (813, 30951), (1629, 15447), (2439, 10317), (3439, 7317), (4887, 5149)]