13997385

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4261}}^1$

素因数の和:4345

約数の個数: 24

約数和(自身を含む): 24600264

約数和(自身を除く): 10602879

約数列:

[1, 3, 5, 9, 15, 45, 73, 219, 365, 657, 1095, 3285, 4261, 12783, 21305, 38349, 63915, 191745, 311053, 933159, 1555265, 2799477, 4665795, 13997385]

約数ペア:

[(1, 13997385), (3, 4665795), (5, 2799477), (9, 1555265), (15, 933159), (45, 311053), (73, 191745), (219, 63915), (365, 38349), (657, 21305), (1095, 12783), (3285, 4261)]