15216093

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{9887}}^1$

素因数の和:9918

約数の個数: 20

約数和(自身を含む): 23928960

約数和(自身を除く): 8712867

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 9887, 29661, 88983, 187853, 266949, 563559, 800847, 1690677, 5072031, 15216093]

約数ペア:

[(1, 15216093), (3, 5072031), (9, 1690677), (19, 800847), (27, 563559), (57, 266949), (81, 187853), (171, 88983), (513, 29661), (1539, 9887)]