1215264635

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2729}}^1$

素因数の和:2808

約数の個数: 48

約数和(自身を含む): 1726583040

約数和(自身を除く): 511318405

約数列:

[1, 5, 13, 17, 31, 65, 85, 155, 169, 221, 403, 527, 845, 1105, 2015, 2635, 2729, 2873, 5239, 6851, 13645, 14365, 26195, 34255, 35477, 46393, 84599, 89063, 177385, 231965, 422995, 445315, 461201, 603109, 1099787, 1438183, 2306005, 3015545, 5498935, 7190915, 7840417, 14297231, 18696379, 39202085, 71486155, 93481895, 243052927, 1215264635]

約数ペア:

[(1, 1215264635), (5, 243052927), (13, 93481895), (17, 71486155), (31, 39202085), (65, 18696379), (85, 14297231), (155, 7840417), (169, 7190915), (221, 5498935), (403, 3015545), (527, 2306005), (845, 1438183), (1105, 1099787), (2015, 603109), (2635, 461201), (2729, 445315), (2873, 422995), (5239, 231965), (6851, 177385), (13645, 89063), (14365, 84599), (26195, 46393), (34255, 35477)]