54215511

素因数分解:

$3^1\times 7^2\times {\mathrm{397}}^1\times {\mathrm{929}}^1$

素因数の和:1343

約数の個数: 24

約数和(自身を含む): 84391920

約数和(自身を除く): 30176409

約数列:

[1, 3, 7, 21, 49, 147, 397, 929, 1191, 2779, 2787, 6503, 8337, 19453, 19509, 45521, 58359, 136563, 368813, 1106439, 2581691, 7745073, 18071837, 54215511]

約数ペア:

[(1, 54215511), (3, 18071837), (7, 7745073), (21, 2581691), (49, 1106439), (147, 368813), (397, 136563), (929, 58359), (1191, 45521), (2779, 19509), (2787, 19453), (6503, 8337)]