12220299

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 22294272

約数和(自身を除く): 10073973

約数列:

[1, 3, 7, 9, 13, 21, 39, 43, 63, 91, 117, 129, 273, 301, 347, 387, 559, 819, 903, 1041, 1677, 2429, 2709, 3123, 3913, 4511, 5031, 7287, 11739, 13533, 14921, 21861, 31577, 35217, 40599, 44763, 94731, 104447, 134289, 193973, 284193, 313341, 581919, 940023, 1357811, 1745757, 4073433, 12220299]

約数ペア:

[(1, 12220299), (3, 4073433), (7, 1745757), (9, 1357811), (13, 940023), (21, 581919), (39, 313341), (43, 284193), (63, 193973), (91, 134289), (117, 104447), (129, 94731), (273, 44763), (301, 40599), (347, 35217), (387, 31577), (559, 21861), (819, 14921), (903, 13533), (1041, 11739), (1677, 7287), (2429, 5031), (2709, 4511), (3123, 3913)]