86988231

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{23}}^2\times {\mathrm{151}}^1$

素因数の和:225

約数の個数: 54

約数和(自身を含む): 145332824

約数和(自身を除く): 58344593

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 121, 151, 207, 253, 363, 453, 529, 759, 1089, 1359, 1587, 1661, 2277, 2783, 3473, 4761, 4983, 5819, 8349, 10419, 14949, 17457, 18271, 25047, 31257, 38203, 52371, 54813, 64009, 79879, 114609, 164439, 192027, 239637, 343827, 420233, 576081, 718911, 878669, 1260699, 2636007, 3782097, 7908021, 9665359, 28996077, 86988231]

約数ペア:

[(1, 86988231), (3, 28996077), (9, 9665359), (11, 7908021), (23, 3782097), (33, 2636007), (69, 1260699), (99, 878669), (121, 718911), (151, 576081), (207, 420233), (253, 343827), (363, 239637), (453, 192027), (529, 164439), (759, 114609), (1089, 79879), (1359, 64009), (1587, 54813), (1661, 52371), (2277, 38203), (2783, 31257), (3473, 25047), (4761, 18271), (4983, 17457), (5819, 14949), (8349, 10419)]