28782243

素因数分解:

$3^3\times 7^1\times {\mathrm{152287}}^1$

素因数の和:152303

約数の個数: 16

約数和(自身を含む): 48732160

約数和(自身を除く): 19949917

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 152287, 456861, 1066009, 1370583, 3198027, 4111749, 9594081, 28782243]

約数ペア:

[(1, 28782243), (3, 9594081), (7, 4111749), (9, 3198027), (21, 1370583), (27, 1066009), (63, 456861), (189, 152287)]