12616779

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 20500480

約数和(自身を除く): 7883701

約数列:

[1, 3, 7, 19, 21, 57, 103, 133, 307, 309, 399, 721, 921, 1957, 2149, 2163, 5833, 5871, 6447, 13699, 17499, 31621, 40831, 41097, 94863, 122493, 221347, 600799, 664041, 1802397, 4205593, 12616779]

約数ペア:

[(1, 12616779), (3, 4205593), (7, 1802397), (19, 664041), (21, 600799), (57, 221347), (103, 122493), (133, 94863), (307, 41097), (309, 40831), (399, 31621), (721, 17499), (921, 13699), (1957, 6447), (2149, 5871), (2163, 5833)]