210538413

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{49667}}^1$

素因数の和:49833

約数の個数: 16

約数和(自身を含む): 313901760

約数和(自身を除く): 103363347

約数列:

[1, 3, 9, 27, 157, 471, 1413, 4239, 49667, 149001, 447003, 1341009, 7797719, 23393157, 70179471, 210538413]

約数ペア:

[(1, 210538413), (3, 70179471), (9, 23393157), (27, 7797719), (157, 1341009), (471, 447003), (1413, 149001), (4239, 49667)]