28239513

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{1831}}^1$

素因数の和:1984

約数の個数: 16

約数和(自身を含む): 38779776

約数和(自身を除く): 10540263

約数列:

[1, 3, 53, 97, 159, 291, 1831, 5141, 5493, 15423, 97043, 177607, 291129, 532821, 9413171, 28239513]

約数ペア:

[(1, 28239513), (3, 9413171), (53, 532821), (97, 291129), (159, 177607), (291, 97043), (1831, 15423), (5141, 5493)]