28636659

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1$

素因数の和:281

約数の個数: 40

約数和(自身を含む): 45128160

約数和(自身を除く): 16491501

約数列:

[1, 3, 9, 27, 29, 73, 81, 87, 167, 219, 261, 501, 657, 783, 1503, 1971, 2117, 2349, 4509, 4843, 5913, 6351, 12191, 13527, 14529, 19053, 36573, 43587, 57159, 109719, 130761, 171477, 329157, 353539, 392283, 987471, 1060617, 3181851, 9545553, 28636659]

約数ペア:

[(1, 28636659), (3, 9545553), (9, 3181851), (27, 1060617), (29, 987471), (73, 392283), (81, 353539), (87, 329157), (167, 171477), (219, 130761), (261, 109719), (501, 57159), (657, 43587), (783, 36573), (1503, 19053), (1971, 14529), (2117, 13527), (2349, 12191), (4509, 6351), (4843, 5913)]