811629

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{991}}^1$

素因数の和:1017

約数の個数: 24

約数和(自身を含む): 1444352

約数和(自身を除く): 632723

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 991, 2973, 6937, 8919, 12883, 20811, 38649, 62433, 90181, 115947, 270543, 811629]

約数ペア:

[(1, 811629), (3, 270543), (7, 115947), (9, 90181), (13, 62433), (21, 38649), (39, 20811), (63, 12883), (91, 8919), (117, 6937), (273, 2973), (819, 991)]