815977239

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{829}}^1\times {\mathrm{4261}}^1$

素因数の和:5111

約数の個数: 32

約数和(自身を含む): 1358384640

約数和(自身を除く): 542407401

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 829, 2487, 4261, 5803, 9119, 12783, 17409, 27357, 29827, 46871, 63833, 89481, 140613, 191499, 328097, 984291, 3532369, 10597107, 24726583, 38856059, 74179749, 116568177, 271992413, 815977239]

約数ペア:

[(1, 815977239), (3, 271992413), (7, 116568177), (11, 74179749), (21, 38856059), (33, 24726583), (77, 10597107), (231, 3532369), (829, 984291), (2487, 328097), (4261, 191499), (5803, 140613), (9119, 89481), (12783, 63833), (17409, 46871), (27357, 29827)]