7731423

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2153}}^1$

素因数の和:2188

約数の個数: 32

約数和(自身を含む): 13785600

約数和(自身を除く): 6054177

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 2153, 3591, 6459, 15071, 19377, 40907, 45213, 58131, 122721, 135639, 286349, 368163, 406917, 859047, 1104489, 2577141, 7731423]

約数ペア:

[(1, 7731423), (3, 2577141), (7, 1104489), (9, 859047), (19, 406917), (21, 368163), (27, 286349), (57, 135639), (63, 122721), (133, 58131), (171, 45213), (189, 40907), (399, 19377), (513, 15071), (1197, 6459), (2153, 3591)]