13804815

素因数分解:

$3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{4127}}^1$

素因数の和:4358

約数の個数: 16

約数和(自身を含む): 22192128

約数和(自身を除く): 8387313

約数列:

[1, 3, 5, 15, 223, 669, 1115, 3345, 4127, 12381, 20635, 61905, 920321, 2760963, 4601605, 13804815]

約数ペア:

[(1, 13804815), (3, 4601605), (5, 2760963), (15, 920321), (223, 61905), (669, 20635), (1115, 12381), (3345, 4127)]