16684407

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{401}}^1$

素因数の和:500

約数の個数: 32

約数和(自身を含む): 26242560

約数和(自身を除く): 9558153

約数列:

[1, 3, 9, 23, 27, 67, 69, 201, 207, 401, 603, 621, 1203, 1541, 1809, 3609, 4623, 9223, 10827, 13869, 26867, 27669, 41607, 80601, 83007, 241803, 249021, 617941, 725409, 1853823, 5561469, 16684407]

約数ペア:

[(1, 16684407), (3, 5561469), (9, 1853823), (23, 725409), (27, 617941), (67, 249021), (69, 241803), (201, 83007), (207, 80601), (401, 41607), (603, 27669), (621, 26867), (1203, 13869), (1541, 10827), (1809, 9223), (3609, 4623)]