28195443

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{373}}^1$

素因数の和:643

約数の個数: 24

約数和(自身を含む): 42124368

約数和(自身を除く): 13928925

約数列:

[1, 3, 9, 37, 111, 227, 333, 373, 681, 1119, 2043, 3357, 8399, 13801, 25197, 41403, 75591, 84671, 124209, 254013, 762039, 3132827, 9398481, 28195443]

約数ペア:

[(1, 28195443), (3, 9398481), (9, 3132827), (37, 762039), (111, 254013), (227, 124209), (333, 84671), (373, 75591), (681, 41403), (1119, 25197), (2043, 13801), (3357, 8399)]