15909328

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:391

約数の個数: 40

約数和(自身を含む): 31960008

約数和(自身を除く): 16050680

約数列:

[1, 2, 4, 8, 16, 53, 73, 106, 146, 212, 257, 292, 424, 514, 584, 848, 1028, 1168, 2056, 3869, 4112, 7738, 13621, 15476, 18761, 27242, 30952, 37522, 54484, 61904, 75044, 108968, 150088, 217936, 300176, 994333, 1988666, 3977332, 7954664, 15909328]

約数ペア:

[(1, 15909328), (2, 7954664), (4, 3977332), (8, 1988666), (16, 994333), (53, 300176), (73, 217936), (106, 150088), (146, 108968), (212, 75044), (257, 61904), (292, 54484), (424, 37522), (514, 30952), (584, 27242), (848, 18761), (1028, 15476), (1168, 13621), (2056, 7738), (3869, 4112)]