288524997

素因数分解:

$3^4\times {\mathrm{641}}^1\times {\mathrm{5557}}^1$

素因数の和:6210

約数の個数: 20

約数和(自身を含む): 431756556

約数和(自身を除く): 143231559

約数列:

[1, 3, 9, 27, 81, 641, 1923, 5557, 5769, 16671, 17307, 50013, 51921, 150039, 450117, 3562037, 10686111, 32058333, 96174999, 288524997]

約数ペア:

[(1, 288524997), (3, 96174999), (9, 32058333), (27, 10686111), (81, 3562037), (641, 450117), (1923, 150039), (5557, 51921), (5769, 50013), (16671, 17307)]