28869255

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{27893}}^1$

素因数の和:27927

約数の個数: 24

約数和(自身を含む): 52217568

約数和(自身を除く): 23348313

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 27893, 83679, 139465, 251037, 418395, 641539, 1255185, 1924617, 3207695, 5773851, 9623085, 28869255]

約数ペア:

[(1, 28869255), (3, 9623085), (5, 5773851), (9, 3207695), (15, 1924617), (23, 1255185), (45, 641539), (69, 418395), (115, 251037), (207, 139465), (345, 83679), (1035, 27893)]