388625068

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{77047}}^1$

素因数の和:77161

約数の個数: 24

約数和(自身を含む): 739968992

約数和(自身を除く): 351343924

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 388, 1261, 2522, 5044, 77047, 154094, 308188, 1001611, 2003222, 4006444, 7473559, 14947118, 29894236, 97156267, 194312534, 388625068]

約数ペア:

[(1, 388625068), (2, 194312534), (4, 97156267), (13, 29894236), (26, 14947118), (52, 7473559), (97, 4006444), (194, 2003222), (388, 1001611), (1261, 308188), (2522, 154094), (5044, 77047)]