61640847

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{199}}^1\times {\mathrm{271}}^1$

素因数の和:603

約数の個数: 24

約数和(自身を含む): 90521600

約数和(自身を除く): 28880753

約数列:

[1, 3, 9, 127, 199, 271, 381, 597, 813, 1143, 1791, 2439, 25273, 34417, 53929, 75819, 103251, 161787, 227457, 309753, 485361, 6848983, 20546949, 61640847]

約数ペア:

[(1, 61640847), (3, 20546949), (9, 6848983), (127, 485361), (199, 309753), (271, 227457), (381, 161787), (597, 103251), (813, 75819), (1143, 53929), (1791, 34417), (2439, 25273)]