28417995

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{27457}}^1$

素因数の和:27491

約数の個数: 24

約数和(自身を含む): 51401376

約数和(自身を除く): 22983381

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 27457, 82371, 137285, 247113, 411855, 631511, 1235565, 1894533, 3157555, 5683599, 9472665, 28417995]

約数ペア:

[(1, 28417995), (3, 9472665), (5, 5683599), (9, 3157555), (15, 1894533), (23, 1235565), (45, 631511), (69, 411855), (115, 247113), (207, 137285), (345, 82371), (1035, 27457)]