12819471

素因数分解:

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

素因数の和:156

約数の個数: 32

約数和(自身を含む): 20851200

約数和(自身を除く): 8031729

約数列:

[1, 3, 7, 19, 21, 57, 89, 133, 267, 361, 399, 623, 1083, 1691, 1869, 2527, 5073, 6859, 7581, 11837, 20577, 32129, 35511, 48013, 96387, 144039, 224903, 610451, 674709, 1831353, 4273157, 12819471]

約数ペア:

[(1, 12819471), (3, 4273157), (7, 1831353), (19, 674709), (21, 610451), (57, 224903), (89, 144039), (133, 96387), (267, 48013), (361, 35511), (399, 32129), (623, 20577), (1083, 11837), (1691, 7581), (1869, 6859), (2527, 5073)]