84378267

素因数分解:

$3^4\times {\mathrm{211}}^1\times {\mathrm{4937}}^1$

素因数の和:5160

約数の個数: 20

約数和(自身を含む): 126669576

約数和(自身を除く): 42291309

約数列:

[1, 3, 9, 27, 81, 211, 633, 1899, 4937, 5697, 14811, 17091, 44433, 133299, 399897, 1041707, 3125121, 9375363, 28126089, 84378267]

約数ペア:

[(1, 84378267), (3, 28126089), (9, 9375363), (27, 3125121), (81, 1041707), (211, 399897), (633, 133299), (1899, 44433), (4937, 17091), (5697, 14811)]