18153807

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{241}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 29551104

約数和(自身を除く): 11397297

約数列:

[1, 3, 7, 17, 21, 51, 119, 211, 241, 357, 633, 723, 1477, 1687, 3587, 4097, 4431, 5061, 10761, 12291, 25109, 28679, 50851, 75327, 86037, 152553, 355957, 864467, 1067871, 2593401, 6051269, 18153807]

約数ペア:

[(1, 18153807), (3, 6051269), (7, 2593401), (17, 1067871), (21, 864467), (51, 355957), (119, 152553), (211, 86037), (241, 75327), (357, 50851), (633, 28679), (723, 25109), (1477, 12291), (1687, 10761), (3587, 5061), (4097, 4431)]