28896688

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{433}}^1$

素因数の和:581

約数の個数: 40

約数和(自身を含む): 58013648

約数和(自身を除く): 29116960

約数列:

[1, 2, 4, 8, 16, 43, 86, 97, 172, 194, 344, 388, 433, 688, 776, 866, 1552, 1732, 3464, 4171, 6928, 8342, 16684, 18619, 33368, 37238, 42001, 66736, 74476, 84002, 148952, 168004, 297904, 336008, 672016, 1806043, 3612086, 7224172, 14448344, 28896688]

約数ペア:

[(1, 28896688), (2, 14448344), (4, 7224172), (8, 3612086), (16, 1806043), (43, 672016), (86, 336008), (97, 297904), (172, 168004), (194, 148952), (344, 84002), (388, 74476), (433, 66736), (688, 42001), (776, 37238), (866, 33368), (1552, 18619), (1732, 16684), (3464, 8342), (4171, 6928)]