204921813

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{21089}}^1$

素因数の和:21212

約数の個数: 16

約数和(自身を含む): 283449600

約数和(自身を除く): 78527787

約数列:

[1, 3, 41, 79, 123, 237, 3239, 9717, 21089, 63267, 864649, 1666031, 2593947, 4998093, 68307271, 204921813]

約数ペア:

[(1, 204921813), (3, 68307271), (41, 4998093), (79, 2593947), (123, 1666031), (237, 864649), (3239, 63267), (9717, 21089)]