242008641

素因数分解:

$3^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{3989}}^1$

素因数の和:4115

約数の個数: 40

約数和(自身を含む): 417130560

約数和(自身を除く): 175121919

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 107, 189, 321, 567, 749, 963, 2247, 2889, 3989, 6741, 8667, 11967, 20223, 27923, 35901, 60669, 83769, 107703, 251307, 323109, 426823, 753921, 1280469, 2261763, 2987761, 3841407, 8963283, 11524221, 26889849, 34572663, 80669547, 242008641]

約数ペア:

[(1, 242008641), (3, 80669547), (7, 34572663), (9, 26889849), (21, 11524221), (27, 8963283), (63, 3841407), (81, 2987761), (107, 2261763), (189, 1280469), (321, 753921), (567, 426823), (749, 323109), (963, 251307), (2247, 107703), (2889, 83769), (3989, 60669), (6741, 35901), (8667, 27923), (11967, 20223)]