28798515

素因数分解:

$3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{5981}}^1$

素因数の和:6099

約数の個数: 24

約数和(自身を含む): 50392368

約数和(自身を除く): 21593853

約数列:

[1, 3, 5, 9, 15, 45, 107, 321, 535, 963, 1605, 4815, 5981, 17943, 29905, 53829, 89715, 269145, 639967, 1919901, 3199835, 5759703, 9599505, 28798515]

約数ペア:

[(1, 28798515), (3, 9599505), (5, 5759703), (9, 3199835), (15, 1919901), (45, 639967), (107, 269145), (321, 89715), (535, 53829), (963, 29905), (1605, 17943), (4815, 5981)]