16984215

素因数分解:

$3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1297}}^1$

素因数の和:1408

約数の個数: 32

約数和(自身を含む): 30528960

約数和(自身を除く): 13544745

約数列:

[1, 3, 5, 9, 15, 27, 45, 97, 135, 291, 485, 873, 1297, 1455, 2619, 3891, 4365, 6485, 11673, 13095, 19455, 35019, 58365, 125809, 175095, 377427, 629045, 1132281, 1887135, 3396843, 5661405, 16984215]

約数ペア:

[(1, 16984215), (3, 5661405), (5, 3396843), (9, 1887135), (15, 1132281), (27, 629045), (45, 377427), (97, 175095), (135, 125809), (291, 58365), (485, 35019), (873, 19455), (1297, 13095), (1455, 11673), (2619, 6485), (3891, 4365)]