121528239

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{683}}^1$

素因数の和:959

約数の個数: 32

約数和(自身を含む): 191301120

約数和(自身を除く): 69772881

約数列:

[1, 3, 7, 21, 37, 111, 229, 259, 683, 687, 777, 1603, 2049, 4781, 4809, 8473, 14343, 25271, 25419, 59311, 75813, 156407, 176897, 177933, 469221, 530691, 1094849, 3284547, 5787059, 17361177, 40509413, 121528239]

約数ペア:

[(1, 121528239), (3, 40509413), (7, 17361177), (21, 5787059), (37, 3284547), (111, 1094849), (229, 530691), (259, 469221), (683, 177933), (687, 176897), (777, 156407), (1603, 75813), (2049, 59311), (4781, 25419), (4809, 25271), (8473, 14343)]