688017974

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{16097}}^1$

素因数の和:16220

約数の個数: 32

約数和(自身を含む): 1223963136

約数和(自身を除く): 535945162

約数列:

[1, 2, 7, 14, 43, 71, 86, 142, 301, 497, 602, 994, 3053, 6106, 16097, 21371, 32194, 42742, 112679, 225358, 692171, 1142887, 1384342, 2285774, 4845197, 8000209, 9690394, 16000418, 49144141, 98288282, 344008987, 688017974]

約数ペア:

[(1, 688017974), (2, 344008987), (7, 98288282), (14, 49144141), (43, 16000418), (71, 9690394), (86, 8000209), (142, 4845197), (301, 2285774), (497, 1384342), (602, 1142887), (994, 692171), (3053, 225358), (6106, 112679), (16097, 42742), (21371, 32194)]