131446155

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{1481}}^1$

素因数の和:1647

約数の個数: 32

約数和(自身を含む): 216111168

約数和(自身を除く): 84665013

約数列:

[1, 3, 5, 15, 61, 97, 183, 291, 305, 485, 915, 1455, 1481, 4443, 5917, 7405, 17751, 22215, 29585, 88755, 90341, 143657, 271023, 430971, 451705, 718285, 1355115, 2154855, 8763077, 26289231, 43815385, 131446155]

約数ペア:

[(1, 131446155), (3, 43815385), (5, 26289231), (15, 8763077), (61, 2154855), (97, 1355115), (183, 718285), (291, 451705), (305, 430971), (485, 271023), (915, 143657), (1455, 90341), (1481, 88755), (4443, 29585), (5917, 22215), (7405, 17751)]