131657877

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1789}}^1$

素因数の和:1862

約数の個数: 48

約数和(自身を含む): 222833520

約数和(自身を除く): 91175643

約数列:

[1, 3, 9, 13, 17, 37, 39, 51, 111, 117, 153, 221, 333, 481, 629, 663, 1443, 1789, 1887, 1989, 4329, 5367, 5661, 8177, 16101, 23257, 24531, 30413, 66193, 69771, 73593, 91239, 198579, 209313, 273717, 395369, 595737, 860509, 1125281, 1186107, 2581527, 3375843, 3558321, 7744581, 10127529, 14628653, 43885959, 131657877]

約数ペア:

[(1, 131657877), (3, 43885959), (9, 14628653), (13, 10127529), (17, 7744581), (37, 3558321), (39, 3375843), (51, 2581527), (111, 1186107), (117, 1125281), (153, 860509), (221, 595737), (333, 395369), (481, 273717), (629, 209313), (663, 198579), (1443, 91239), (1789, 73593), (1887, 69771), (1989, 66193), (4329, 30413), (5367, 24531), (5661, 23257), (8177, 16101)]