4639257

素因数分解:

$3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{349}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 7716800

約数和(自身を除く): 3077543

約数列:

[1, 3, 7, 9, 21, 63, 211, 349, 633, 1047, 1477, 1899, 2443, 3141, 4431, 7329, 13293, 21987, 73639, 220917, 515473, 662751, 1546419, 4639257]

約数ペア:

[(1, 4639257), (3, 1546419), (7, 662751), (9, 515473), (21, 220917), (63, 73639), (211, 21987), (349, 13293), (633, 7329), (1047, 4431), (1477, 3141), (1899, 2443)]