28814793

素因数分解:

$3^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{929}}^1$

素因数の和:1157

約数の個数: 24

約数和(自身を含む): 44952480

約数和(自身を除く): 16137687

約数列:

[1, 3, 7, 21, 49, 147, 211, 633, 929, 1477, 2787, 4431, 6503, 10339, 19509, 31017, 45521, 136563, 196019, 588057, 1372133, 4116399, 9604931, 28814793]

約数ペア:

[(1, 28814793), (3, 9604931), (7, 4116399), (21, 1372133), (49, 588057), (147, 196019), (211, 136563), (633, 45521), (929, 31017), (1477, 19509), (2787, 10339), (4431, 6503)]