28245129

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 42508800

約数和(自身を除く): 14263671

約数列:

[1, 3, 11, 33, 59, 89, 163, 177, 267, 489, 649, 979, 1793, 1947, 2937, 5251, 5379, 9617, 14507, 15753, 28851, 43521, 57761, 105787, 159577, 173283, 317361, 478731, 855913, 2567739, 9415043, 28245129]

約数ペア:

[(1, 28245129), (3, 9415043), (11, 2567739), (33, 855913), (59, 478731), (89, 317361), (163, 173283), (177, 159577), (267, 105787), (489, 57761), (649, 43521), (979, 28851), (1793, 15753), (1947, 14507), (2937, 9617), (5251, 5379)]