287288529

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{3373}}^1$

素因数の和:3505

約数の個数: 32

約数和(自身を含む): 437270400

約数和(自身を除く): 149981871

約数列:

[1, 3, 11, 29, 33, 87, 89, 267, 319, 957, 979, 2581, 2937, 3373, 7743, 10119, 28391, 37103, 85173, 97817, 111309, 293451, 300197, 900591, 1075987, 3227961, 3302167, 8705713, 9906501, 26117139, 95762843, 287288529]

約数ペア:

[(1, 287288529), (3, 95762843), (11, 26117139), (29, 9906501), (33, 8705713), (87, 3302167), (89, 3227961), (267, 1075987), (319, 900591), (957, 300197), (979, 293451), (2581, 111309), (2937, 97817), (3373, 85173), (7743, 37103), (10119, 28391)]