685412

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{269}}^1$

素因数の和:300

約数の個数: 36

約数和(自身を含む): 1508220

約数和(自身を除く): 822808

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 269, 364, 538, 637, 1076, 1274, 1883, 2548, 3497, 3766, 6994, 7532, 13181, 13988, 24479, 26362, 48958, 52724, 97916, 171353, 342706, 685412]

約数ペア:

[(1, 685412), (2, 342706), (4, 171353), (7, 97916), (13, 52724), (14, 48958), (26, 26362), (28, 24479), (49, 13988), (52, 13181), (91, 7532), (98, 6994), (182, 3766), (196, 3497), (269, 2548), (364, 1883), (538, 1274), (637, 1076)]