681965001

素因数分解:

$3^4\times {\mathrm{31}}^2\times {\mathrm{8761}}^1$

素因数の和:8835

約数の個数: 30

約数和(自身を含む): 1052780586

約数和(自身を除く): 370815585

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 961, 2511, 2883, 8649, 8761, 25947, 26283, 77841, 78849, 236547, 271591, 709641, 814773, 2444319, 7332957, 8419321, 21998871, 25257963, 75773889, 227321667, 681965001]

約数ペア:

[(1, 681965001), (3, 227321667), (9, 75773889), (27, 25257963), (31, 21998871), (81, 8419321), (93, 7332957), (279, 2444319), (837, 814773), (961, 709641), (2511, 271591), (2883, 236547), (8649, 78849), (8761, 77841), (25947, 26283)]