2784141

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{587}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 4402944

約数和(自身を除く): 1618803

約数列:

[1, 3, 9, 17, 31, 51, 93, 153, 279, 527, 587, 1581, 1761, 4743, 5283, 9979, 18197, 29937, 54591, 89811, 163773, 309349, 928047, 2784141]

約数ペア:

[(1, 2784141), (3, 928047), (9, 309349), (17, 163773), (31, 89811), (51, 54591), (93, 29937), (153, 18197), (279, 9979), (527, 5283), (587, 4743), (1581, 1761)]