28925757

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{8663}}^1$

素因数の和:8729

約数の個数: 24

約数和(自身を含む): 48657024

約数和(自身を除く): 19731267

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 8663, 25989, 60641, 77967, 181923, 459139, 545769, 1377417, 3213973, 4132251, 9641919, 28925757]

約数ペア:

[(1, 28925757), (3, 9641919), (7, 4132251), (9, 3213973), (21, 1377417), (53, 545769), (63, 459139), (159, 181923), (371, 77967), (477, 60641), (1113, 25989), (3339, 8663)]