131755827

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{2753}}^1$

素因数の和:2859

約数の個数: 32

約数和(自身を含む): 209392128

約数和(自身を除く): 77636301

約数列:

[1, 3, 7, 21, 43, 53, 129, 159, 301, 371, 903, 1113, 2279, 2753, 6837, 8259, 15953, 19271, 47859, 57813, 118379, 145909, 355137, 437727, 828653, 1021363, 2485959, 3064089, 6274087, 18822261, 43918609, 131755827]

約数ペア:

[(1, 131755827), (3, 43918609), (7, 18822261), (21, 6274087), (43, 3064089), (53, 2485959), (129, 1021363), (159, 828653), (301, 437727), (371, 355137), (903, 145909), (1113, 118379), (2279, 57813), (2753, 47859), (6837, 19271), (8259, 15953)]