28611807

素因数分解:

$3^1\times 7^1\times {\mathrm{601}}^1\times {\mathrm{2267}}^1$

素因数の和:2878

約数の個数: 16

約数和(自身を含む): 43690752

約数和(自身を除く): 15078945

約数列:

[1, 3, 7, 21, 601, 1803, 2267, 4207, 6801, 12621, 15869, 47607, 1362467, 4087401, 9537269, 28611807]

約数ペア:

[(1, 28611807), (3, 9537269), (7, 4087401), (21, 1362467), (601, 47607), (1803, 15869), (2267, 12621), (4207, 6801)]