30558801

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{15991}}^1$

素因数の和:16021

約数の個数: 24

約数和(自身を含む): 51046464

約数和(自身を除く): 20487663

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 15991, 47973, 111937, 207883, 335811, 623649, 783559, 1455181, 2350677, 4365543, 10186267, 30558801]

約数ペア:

[(1, 30558801), (3, 10186267), (7, 4365543), (13, 2350677), (21, 1455181), (39, 783559), (49, 623649), (91, 335811), (147, 207883), (273, 111937), (637, 47973), (1911, 15991)]