2128779

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1$

素因数の和:295

約数の個数: 24

約数和(自身を含む): 3307200

約数和(自身を除く): 1178421

約数列:

[1, 3, 9, 19, 57, 59, 171, 177, 211, 531, 633, 1121, 1899, 3363, 4009, 10089, 12027, 12449, 36081, 37347, 112041, 236531, 709593, 2128779]

約数ペア:

[(1, 2128779), (3, 709593), (9, 236531), (19, 112041), (57, 37347), (59, 36081), (171, 12449), (177, 12027), (211, 10089), (531, 4009), (633, 3363), (1121, 1899)]