461643

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:131

約数の個数: 32

約数和(自身を含む): 806400

約数和(自身を除く): 344757

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 89, 91, 133, 247, 267, 273, 399, 623, 741, 1157, 1691, 1729, 1869, 3471, 5073, 5187, 8099, 11837, 21983, 24297, 35511, 65949, 153881, 461643]

約数ペア:

[(1, 461643), (3, 153881), (7, 65949), (13, 35511), (19, 24297), (21, 21983), (39, 11837), (57, 8099), (89, 5187), (91, 5073), (133, 3471), (247, 1869), (267, 1729), (273, 1691), (399, 1157), (623, 741)]